* Re: [RFC] treewide: cleanup unreachable breaks
[not found] <20201017160928.12698-1-trix@redhat.com>
` (2 preceding siblings ...)
2020-10-18 5:43 ` Greg KH
@ 2020-10-18 9:29 ` Hans de Goede
2020-10-18 18:59 ` [Ocfs2-devel] " Matthew Wilcox
4 siblings, 0 replies; 11+ messages in thread
From: Hans de Goede @ 2020-10-18 9:29 UTC (permalink / raw)
To: trix, linux-kernel
Cc: alsa-devel, clang-built-linux, linux-iio, nouveau, storagedev,
dri-devel, virtualization, keyrings, linux-mtd, ath10k,
linux-stm32, usb-storage, linux-watchdog, devel,
linux-samsung-soc, linux-scsi, linux-nvdimm, amd-gfx, linux-acpi,
intel-wired-lan, industrypack-devel, linux-pci, spice-devel,
MPT-FusionLinux.pdl, linux-media, linux-serial, linux-nfc,
linux-pm, linux-can, linux-block, linux-gpio, xen-devel,
linux-amlogic, openipmi-developer, platform-driver-x86,
linux-integrity, linux-arm-kernel, linux-edac, netdev, linux-usb,
linux-wireless, linux-security-module, linux-crypto, patches, bpf,
ocfs2-devel, linux-power
Hi Tom,
Quick self intro: I have take over drivers/platform/x86
maintainership from Andy.
On 10/17/20 6:09 PM, trix@redhat.com wrote:
> From: Tom Rix <trix@redhat.com>
>
> This is a upcoming change to clean up a new warning treewide.
> I am wondering if the change could be one mega patch (see below) or
> normal patch per file about 100 patches or somewhere half way by collecting
> early acks.
>
> clang has a number of useful, new warnings see
> https://clang.llvm.org/docs/DiagnosticsReference.html
>
> This change cleans up -Wunreachable-code-break
> https://clang.llvm.org/docs/DiagnosticsReference.html#wunreachable-code-break
> for 266 of 485 warnings in this week's linux-next, allyesconfig on x86_64.
>
> The method of fixing was to look for warnings where the preceding statement
> was a simple statement and by inspection made the subsequent break unneeded.
> In order of frequency these look like
>
> return and break
>
> switch (c->x86_vendor) {
> case X86_VENDOR_INTEL:
> intel_p5_mcheck_init(c);
> return 1;
> - break;
>
> goto and break
>
> default:
> operation = 0; /* make gcc happy */
> goto fail_response;
> - break;
>
> break and break
> case COLOR_SPACE_SRGB:
> /* by pass */
> REG_SET(OUTPUT_CSC_CONTROL, 0,
> OUTPUT_CSC_GRPH_MODE, 0);
> break;
> - break;
>
> The exception to the simple statement, is a switch case with a block
> and the end of block is a return
>
> struct obj_buffer *buff = r->ptr;
> return scnprintf(str, PRIV_STR_SIZE,
> "size=%u\naddr=0x%X\n", buff->size,
> buff->addr);
> }
> - break;
>
> Not considered obvious and excluded, breaks after
> multi level switches
> complicated if-else if-else blocks
> panic() or similar calls
>
> And there is an odd addition of a 'fallthrough' in drivers/tty/nozomi.c
As Greg already mentioned please split this out into per subsystem patches.
I would be happy to take all the changes to drivers/platform/x86
code upstream as a single patch for all the files there.
Regards,
Hans
> ---
>
> diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c
> index 1c08cb9eb9f6..16ce86aed8e2 100644
> --- a/arch/x86/kernel/cpu/mce/core.c
> +++ b/arch/x86/kernel/cpu/mce/core.c
> @@ -1809,15 +1809,13 @@ static int __mcheck_cpu_ancient_init(struct cpuinfo_x86 *c)
>
> switch (c->x86_vendor) {
> case X86_VENDOR_INTEL:
> intel_p5_mcheck_init(c);
> return 1;
> - break;
> case X86_VENDOR_CENTAUR:
> winchip_mcheck_init(c);
> return 1;
> - break;
> default:
> return 0;
> }
>
> return 0;
> diff --git a/arch/x86/kernel/cpu/microcode/amd.c b/arch/x86/kernel/cpu/microcode/amd.c
> index 3f6b137ef4e6..3d4a48336084 100644
> --- a/arch/x86/kernel/cpu/microcode/amd.c
> +++ b/arch/x86/kernel/cpu/microcode/amd.c
> @@ -213,11 +213,10 @@ static unsigned int __verify_patch_size(u8 family, u32 sh_psize, size_t buf_size
> max_size = F14H_MPB_MAX_SIZE;
> break;
> default:
> WARN(1, "%s: WTF family: 0x%x\n", __func__, family);
> return 0;
> - break;
> }
>
> if (sh_psize > min_t(u32, buf_size, max_size))
> return 0;
>
> diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
> index 838b719ec7ce..d5411a166685 100644
> --- a/drivers/acpi/utils.c
> +++ b/drivers/acpi/utils.c
> @@ -102,11 +102,10 @@ acpi_extract_package(union acpi_object *package,
> printk(KERN_WARNING PREFIX "Invalid package element"
> " [%d]: got number, expecting"
> " [%c]\n",
> i, format_string[i]);
> return AE_BAD_DATA;
> - break;
> }
> break;
>
> case ACPI_TYPE_STRING:
> case ACPI_TYPE_BUFFER:
> @@ -127,11 +126,10 @@ acpi_extract_package(union acpi_object *package,
> printk(KERN_WARNING PREFIX "Invalid package element"
> " [%d] got string/buffer,"
> " expecting [%c]\n",
> i, format_string[i]);
> return AE_BAD_DATA;
> - break;
> }
> break;
> case ACPI_TYPE_LOCAL_REFERENCE:
> switch (format_string[i]) {
> case 'R':
> @@ -142,22 +140,20 @@ acpi_extract_package(union acpi_object *package,
> printk(KERN_WARNING PREFIX "Invalid package element"
> " [%d] got reference,"
> " expecting [%c]\n",
> i, format_string[i]);
> return AE_BAD_DATA;
> - break;
> }
> break;
>
> case ACPI_TYPE_PACKAGE:
> default:
> ACPI_DEBUG_PRINT((ACPI_DB_INFO,
> "Found unsupported element at index=%d\n",
> i));
> /* TBD: handle nested packages... */
> return AE_SUPPORT;
> - break;
> }
> }
>
> /*
> * Validate output buffer.
> diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
> index 205a06752ca9..c7ac49042cee 100644
> --- a/drivers/base/power/main.c
> +++ b/drivers/base/power/main.c
> @@ -361,11 +361,10 @@ static pm_callback_t pm_op(const struct dev_pm_ops *ops, pm_message_t state)
> case PM_EVENT_HIBERNATE:
> return ops->poweroff;
> case PM_EVENT_THAW:
> case PM_EVENT_RECOVER:
> return ops->thaw;
> - break;
> case PM_EVENT_RESTORE:
> return ops->restore;
> #endif /* CONFIG_HIBERNATE_CALLBACKS */
> }
>
> diff --git a/drivers/block/xen-blkback/blkback.c b/drivers/block/xen-blkback/blkback.c
> index adfc9352351d..f769fbd1b4c4 100644
> --- a/drivers/block/xen-blkback/blkback.c
> +++ b/drivers/block/xen-blkback/blkback.c
> @@ -1267,11 +1267,10 @@ static int dispatch_rw_block_io(struct xen_blkif_ring *ring,
> operation_flags = REQ_PREFLUSH;
> break;
> default:
> operation = 0; /* make gcc happy */
> goto fail_response;
> - break;
> }
>
> /* Check that the number of segments is sane. */
> nseg = req->operation == BLKIF_OP_INDIRECT ?
> req->u.indirect.nr_segments : req->u.rw.nr_segments;
> diff --git a/drivers/char/ipmi/ipmi_devintf.c b/drivers/char/ipmi/ipmi_devintf.c
> index f7b1c004a12b..3dd1d5abb298 100644
> --- a/drivers/char/ipmi/ipmi_devintf.c
> +++ b/drivers/char/ipmi/ipmi_devintf.c
> @@ -488,11 +488,10 @@ static long ipmi_ioctl(struct file *file,
> rv = -EFAULT;
> break;
> }
>
> return ipmi_set_my_address(priv->user, val.channel, val.value);
> - break;
> }
>
> case IPMICTL_GET_MY_CHANNEL_ADDRESS_CMD:
> {
> struct ipmi_channel_lun_address_set val;
> diff --git a/drivers/char/lp.c b/drivers/char/lp.c
> index 0ec73917d8dd..862c2fd933c7 100644
> --- a/drivers/char/lp.c
> +++ b/drivers/char/lp.c
> @@ -620,11 +620,10 @@ static int lp_do_ioctl(unsigned int minor, unsigned int cmd,
> case LPWAIT:
> LP_WAIT(minor) = arg;
> break;
> case LPSETIRQ:
> return -EINVAL;
> - break;
> case LPGETIRQ:
> if (copy_to_user(argp, &LP_IRQ(minor),
> sizeof(int)))
> return -EFAULT;
> break;
> diff --git a/drivers/char/mwave/mwavedd.c b/drivers/char/mwave/mwavedd.c
> index e43c876a9223..11272d605ecd 100644
> --- a/drivers/char/mwave/mwavedd.c
> +++ b/drivers/char/mwave/mwavedd.c
> @@ -401,11 +401,10 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
> }
> break;
>
> default:
> return -ENOTTY;
> - break;
> } /* switch */
>
> PRINTK_2(TRACE_MWAVE, "mwavedd::mwave_ioctl, exit retval %x\n", retval);
>
> return retval;
> diff --git a/drivers/crypto/atmel-sha.c b/drivers/crypto/atmel-sha.c
> index 75ccf41a7cb9..0eb6f54e3b66 100644
> --- a/drivers/crypto/atmel-sha.c
> +++ b/drivers/crypto/atmel-sha.c
> @@ -457,11 +457,10 @@ static int atmel_sha_init(struct ahash_request *req)
> ctx->flags |= SHA_FLAGS_SHA512;
> ctx->block_size = SHA512_BLOCK_SIZE;
> break;
> default:
> return -EINVAL;
> - break;
> }
>
> ctx->bufcnt = 0;
> ctx->digcnt[0] = 0;
> ctx->digcnt[1] = 0;
> diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
> index fcc08bbf6945..386a3a4cf279 100644
> --- a/drivers/edac/amd64_edac.c
> +++ b/drivers/edac/amd64_edac.c
> @@ -2459,38 +2459,30 @@ static int map_err_sym_to_channel(int err_sym, int sym_size)
> if (sym_size == 4)
> switch (err_sym) {
> case 0x20:
> case 0x21:
> return 0;
> - break;
> case 0x22:
> case 0x23:
> return 1;
> - break;
> default:
> return err_sym >> 4;
> - break;
> }
> /* x8 symbols */
> else
> switch (err_sym) {
> /* imaginary bits not in a DIMM */
> case 0x10:
> WARN(1, KERN_ERR "Invalid error symbol: 0x%x\n",
> err_sym);
> return -1;
> - break;
> -
> case 0x11:
> return 0;
> - break;
> case 0x12:
> return 1;
> - break;
> default:
> return err_sym >> 3;
> - break;
> }
> return -1;
> }
>
> static int get_channel_from_ecc_syndrome(struct mem_ctl_info *mci, u16 syndrome)
> diff --git a/drivers/gpio/gpio-bd70528.c b/drivers/gpio/gpio-bd70528.c
> index 45b3da8da336..931e5765fe92 100644
> --- a/drivers/gpio/gpio-bd70528.c
> +++ b/drivers/gpio/gpio-bd70528.c
> @@ -69,21 +69,18 @@ static int bd70528_gpio_set_config(struct gpio_chip *chip, unsigned int offset,
> case PIN_CONFIG_DRIVE_OPEN_DRAIN:
> return regmap_update_bits(bdgpio->chip.regmap,
> GPIO_OUT_REG(offset),
> BD70528_GPIO_DRIVE_MASK,
> BD70528_GPIO_OPEN_DRAIN);
> - break;
> case PIN_CONFIG_DRIVE_PUSH_PULL:
> return regmap_update_bits(bdgpio->chip.regmap,
> GPIO_OUT_REG(offset),
> BD70528_GPIO_DRIVE_MASK,
> BD70528_GPIO_PUSH_PULL);
> - break;
> case PIN_CONFIG_INPUT_DEBOUNCE:
> return bd70528_set_debounce(bdgpio, offset,
> pinconf_to_config_argument(config));
> - break;
> default:
> break;
> }
> return -ENOTSUPP;
> }
> diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c b/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c
> index 2a32b66959ba..130a0a0c8332 100644
> --- a/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c
> +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_transform.c
> @@ -1328,11 +1328,10 @@ static bool configure_graphics_mode(
> case COLOR_SPACE_SRGB:
> /* by pass */
> REG_SET(OUTPUT_CSC_CONTROL, 0,
> OUTPUT_CSC_GRPH_MODE, 0);
> break;
> - break;
> case COLOR_SPACE_SRGB_LIMITED:
> /* TV RGB */
> REG_SET(OUTPUT_CSC_CONTROL, 0,
> OUTPUT_CSC_GRPH_MODE, 1);
> break;
> diff --git a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
> index d741787f75dc..42c7d157da32 100644
> --- a/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
> +++ b/drivers/gpu/drm/amd/display/dc/dce100/dce100_resource.c
> @@ -416,29 +416,22 @@ static int map_transmitter_id_to_phy_instance(
> enum transmitter transmitter)
> {
> switch (transmitter) {
> case TRANSMITTER_UNIPHY_A:
> return 0;
> - break;
> case TRANSMITTER_UNIPHY_B:
> return 1;
> - break;
> case TRANSMITTER_UNIPHY_C:
> return 2;
> - break;
> case TRANSMITTER_UNIPHY_D:
> return 3;
> - break;
> case TRANSMITTER_UNIPHY_E:
> return 4;
> - break;
> case TRANSMITTER_UNIPHY_F:
> return 5;
> - break;
> case TRANSMITTER_UNIPHY_G:
> return 6;
> - break;
> default:
> ASSERT(0);
> return 0;
> }
> }
> diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
> index 2bbfa2e176a9..382581c4a674 100644
> --- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
> +++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_resource.c
> @@ -469,29 +469,22 @@ static int map_transmitter_id_to_phy_instance(
> enum transmitter transmitter)
> {
> switch (transmitter) {
> case TRANSMITTER_UNIPHY_A:
> return 0;
> - break;
> case TRANSMITTER_UNIPHY_B:
> return 1;
> - break;
> case TRANSMITTER_UNIPHY_C:
> return 2;
> - break;
> case TRANSMITTER_UNIPHY_D:
> return 3;
> - break;
> case TRANSMITTER_UNIPHY_E:
> return 4;
> - break;
> case TRANSMITTER_UNIPHY_F:
> return 5;
> - break;
> case TRANSMITTER_UNIPHY_G:
> return 6;
> - break;
> default:
> ASSERT(0);
> return 0;
> }
> }
> diff --git a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
> index b622b4b1dac3..7b4b2304bbff 100644
> --- a/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
> +++ b/drivers/gpu/drm/amd/display/dc/dce112/dce112_resource.c
> @@ -444,29 +444,22 @@ static int map_transmitter_id_to_phy_instance(
> enum transmitter transmitter)
> {
> switch (transmitter) {
> case TRANSMITTER_UNIPHY_A:
> return 0;
> - break;
> case TRANSMITTER_UNIPHY_B:
> return 1;
> - break;
> case TRANSMITTER_UNIPHY_C:
> return 2;
> - break;
> case TRANSMITTER_UNIPHY_D:
> return 3;
> - break;
> case TRANSMITTER_UNIPHY_E:
> return 4;
> - break;
> case TRANSMITTER_UNIPHY_F:
> return 5;
> - break;
> case TRANSMITTER_UNIPHY_G:
> return 6;
> - break;
> default:
> ASSERT(0);
> return 0;
> }
> }
> diff --git a/drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c b/drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c
> index 16fe7344702f..3d782b7c86cb 100644
> --- a/drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c
> +++ b/drivers/gpu/drm/amd/display/dc/dce120/dce120_resource.c
> @@ -381,29 +381,22 @@ static int map_transmitter_id_to_phy_instance(
> enum transmitter transmitter)
> {
> switch (transmitter) {
> case TRANSMITTER_UNIPHY_A:
> return 0;
> - break;
> case TRANSMITTER_UNIPHY_B:
> return 1;
> - break;
> case TRANSMITTER_UNIPHY_C:
> return 2;
> - break;
> case TRANSMITTER_UNIPHY_D:
> return 3;
> - break;
> case TRANSMITTER_UNIPHY_E:
> return 4;
> - break;
> case TRANSMITTER_UNIPHY_F:
> return 5;
> - break;
> case TRANSMITTER_UNIPHY_G:
> return 6;
> - break;
> default:
> ASSERT(0);
> return 0;
> }
> }
> diff --git a/drivers/gpu/drm/amd/display/dc/dce60/dce60_resource.c b/drivers/gpu/drm/amd/display/dc/dce60/dce60_resource.c
> index 5a5a9cb77acb..e9dd78c484d6 100644
> --- a/drivers/gpu/drm/amd/display/dc/dce60/dce60_resource.c
> +++ b/drivers/gpu/drm/amd/display/dc/dce60/dce60_resource.c
> @@ -451,29 +451,22 @@ static int map_transmitter_id_to_phy_instance(
> enum transmitter transmitter)
> {
> switch (transmitter) {
> case TRANSMITTER_UNIPHY_A:
> return 0;
> - break;
> case TRANSMITTER_UNIPHY_B:
> return 1;
> - break;
> case TRANSMITTER_UNIPHY_C:
> return 2;
> - break;
> case TRANSMITTER_UNIPHY_D:
> return 3;
> - break;
> case TRANSMITTER_UNIPHY_E:
> return 4;
> - break;
> case TRANSMITTER_UNIPHY_F:
> return 5;
> - break;
> case TRANSMITTER_UNIPHY_G:
> return 6;
> - break;
> default:
> ASSERT(0);
> return 0;
> }
> }
> diff --git a/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c b/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
> index 0eae8cd35f9a..9dbf658162cd 100644
> --- a/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
> +++ b/drivers/gpu/drm/amd/display/dc/dce80/dce80_resource.c
> @@ -456,29 +456,22 @@ static int map_transmitter_id_to_phy_instance(
> enum transmitter transmitter)
> {
> switch (transmitter) {
> case TRANSMITTER_UNIPHY_A:
> return 0;
> - break;
> case TRANSMITTER_UNIPHY_B:
> return 1;
> - break;
> case TRANSMITTER_UNIPHY_C:
> return 2;
> - break;
> case TRANSMITTER_UNIPHY_D:
> return 3;
> - break;
> case TRANSMITTER_UNIPHY_E:
> return 4;
> - break;
> case TRANSMITTER_UNIPHY_F:
> return 5;
> - break;
> case TRANSMITTER_UNIPHY_G:
> return 6;
> - break;
> default:
> ASSERT(0);
> return 0;
> }
> }
> diff --git a/drivers/gpu/drm/mgag200/mgag200_mode.c b/drivers/gpu/drm/mgag200/mgag200_mode.c
> index 38672f9e5c4f..bbe4e60dfd08 100644
> --- a/drivers/gpu/drm/mgag200/mgag200_mode.c
> +++ b/drivers/gpu/drm/mgag200/mgag200_mode.c
> @@ -792,25 +792,20 @@ static int mgag200_crtc_set_plls(struct mga_device *mdev, long clock)
> case G200_AGP:
> return mgag200_g200_set_plls(mdev, clock);
> case G200_SE_A:
> case G200_SE_B:
> return mga_g200se_set_plls(mdev, clock);
> - break;
> case G200_WB:
> case G200_EW3:
> return mga_g200wb_set_plls(mdev, clock);
> - break;
> case G200_EV:
> return mga_g200ev_set_plls(mdev, clock);
> - break;
> case G200_EH:
> case G200_EH3:
> return mga_g200eh_set_plls(mdev, clock);
> - break;
> case G200_ER:
> return mga_g200er_set_plls(mdev, clock);
> - break;
> }
>
> misc = RREG8(MGA_MISC_IN);
> misc &= ~MGAREG_MISC_CLK_SEL_MASK;
> misc |= MGAREG_MISC_CLK_SEL_MGA_MSK;
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c
> index 350f10a3de37..2ec84b8a3b3a 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/pll.c
> @@ -121,11 +121,10 @@ pll_map(struct nvkm_bios *bios)
> case NV_10:
> case NV_11:
> case NV_20:
> case NV_30:
> return nv04_pll_mapping;
> - break;
> case NV_40:
> return nv40_pll_mapping;
> case NV_50:
> if (device->chipset == 0x50)
> return nv50_pll_mapping;
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/mcp77.c b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/mcp77.c
> index efa50274df97..4884eb4a9221 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/subdev/clk/mcp77.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/clk/mcp77.c
> @@ -138,21 +138,18 @@ mcp77_clk_read(struct nvkm_clk *base, enum nv_clk_src src)
> case 0x00000030: return read_pll(clk, 0x004020) >> P;
> }
> break;
> case nv_clk_src_mem:
> return 0;
> - break;
> case nv_clk_src_vdec:
> P = (read_div(clk) & 0x00000700) >> 8;
>
> switch (mast & 0x00400000) {
> case 0x00400000:
> return nvkm_clk_read(&clk->base, nv_clk_src_core) >> P;
> - break;
> default:
> return 500000 >> P;
> - break;
> }
> break;
> default:
> break;
> }
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c
> index 2ccb4b6be153..7b1eb44ff3da 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramnv50.c
> @@ -169,11 +169,10 @@ nv50_ram_timing_read(struct nv50_ram *ram, u32 *timing)
> case NVKM_RAM_TYPE_GDDR3:
> T(CWL) = ((timing[2] & 0xff000000) >> 24) + 1;
> break;
> default:
> return -ENOSYS;
> - break;
> }
>
> T(WR) = ((timing[1] >> 24) & 0xff) - 1 - T(CWL);
>
> return 0;
> diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c b/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c
> index e01746ce9fc4..1156634533f9 100644
> --- a/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c
> +++ b/drivers/gpu/drm/nouveau/nvkm/subdev/top/gk104.c
> @@ -88,11 +88,10 @@ gk104_top_oneinit(struct nvkm_top *top)
> case 0x0000000e: B_(NVENC ); break;
> case 0x0000000f: A_(NVENC1); break;
> case 0x00000010: B_(NVDEC ); break;
> case 0x00000013: B_(CE ); break;
> case 0x00000014: C_(GSP ); break;
> - break;
> default:
> break;
> }
>
> nvkm_debug(subdev, "%02x.%d (%8s): addr %06x fault %2d "
> diff --git a/drivers/gpu/drm/qxl/qxl_ioctl.c b/drivers/gpu/drm/qxl/qxl_ioctl.c
> index 5cea6eea72ab..2072ddc9549c 100644
> --- a/drivers/gpu/drm/qxl/qxl_ioctl.c
> +++ b/drivers/gpu/drm/qxl/qxl_ioctl.c
> @@ -158,11 +158,10 @@ static int qxl_process_single_command(struct qxl_device *qdev,
> case QXL_CMD_SURFACE:
> case QXL_CMD_CURSOR:
> default:
> DRM_DEBUG("Only draw commands in execbuffers\n");
> return -EINVAL;
> - break;
> }
>
> if (cmd->command_size > PAGE_SIZE - sizeof(union qxl_release_info))
> return -EINVAL;
>
> diff --git a/drivers/iio/adc/meson_saradc.c b/drivers/iio/adc/meson_saradc.c
> index e03988698755..66dc452d643a 100644
> --- a/drivers/iio/adc/meson_saradc.c
> +++ b/drivers/iio/adc/meson_saradc.c
> @@ -591,17 +591,15 @@ static int meson_sar_adc_iio_info_read_raw(struct iio_dev *indio_dev,
>
> switch (mask) {
> case IIO_CHAN_INFO_RAW:
> return meson_sar_adc_get_sample(indio_dev, chan, NO_AVERAGING,
> ONE_SAMPLE, val);
> - break;
>
> case IIO_CHAN_INFO_AVERAGE_RAW:
> return meson_sar_adc_get_sample(indio_dev, chan,
> MEAN_AVERAGING, EIGHT_SAMPLES,
> val);
> - break;
>
> case IIO_CHAN_INFO_SCALE:
> if (chan->type == IIO_VOLTAGE) {
> ret = regulator_get_voltage(priv->vref);
> if (ret < 0) {
> diff --git a/drivers/iio/imu/bmi160/bmi160_core.c b/drivers/iio/imu/bmi160/bmi160_core.c
> index 222ebb26f013..431076dc0d2c 100644
> --- a/drivers/iio/imu/bmi160/bmi160_core.c
> +++ b/drivers/iio/imu/bmi160/bmi160_core.c
> @@ -484,11 +484,10 @@ static int bmi160_write_raw(struct iio_dev *indio_dev,
>
> switch (mask) {
> case IIO_CHAN_INFO_SCALE:
> return bmi160_set_scale(data,
> bmi160_to_sensor(chan->type), val2);
> - break;
> case IIO_CHAN_INFO_SAMP_FREQ:
> return bmi160_set_odr(data, bmi160_to_sensor(chan->type),
> val, val2);
> default:
> return -EINVAL;
> diff --git a/drivers/ipack/devices/ipoctal.c b/drivers/ipack/devices/ipoctal.c
> index d480a514c983..3940714e4397 100644
> --- a/drivers/ipack/devices/ipoctal.c
> +++ b/drivers/ipack/devices/ipoctal.c
> @@ -542,11 +542,10 @@ static void ipoctal_set_termios(struct tty_struct *tty,
> mr1 |= MR1_RxRTS_CONTROL_OFF;
> mr2 |= MR2_TxRTS_CONTROL_ON | MR2_CTS_ENABLE_TX_OFF;
> break;
> default:
> return;
> - break;
> }
>
> baud = tty_get_baud_rate(tty);
> tty_termios_encode_baud_rate(&tty->termios, baud, baud);
>
> diff --git a/drivers/media/dvb-frontends/drx39xyj/drxj.c b/drivers/media/dvb-frontends/drx39xyj/drxj.c
> index 237b9d04c076..37b32d9b398d 100644
> --- a/drivers/media/dvb-frontends/drx39xyj/drxj.c
> +++ b/drivers/media/dvb-frontends/drx39xyj/drxj.c
> @@ -2323,11 +2323,10 @@ hi_command(struct i2c_device_addr *dev_addr, const struct drxj_hi_cmd *cmd, u16
> /* No parameters */
> break;
>
> default:
> return -EINVAL;
> - break;
> }
>
> /* Write command */
> rc = drxj_dap_write_reg16(dev_addr, SIO_HI_RA_RAM_CMD__A, cmd->cmd, 0);
> if (rc != 0) {
> @@ -3592,11 +3591,10 @@ static int ctrl_set_uio_cfg(struct drx_demod_instance *demod, struct drxuio_cfg
> goto rw_error;
> }
> break;
> default:
> return -EINVAL;
> - break;
> } /* switch ( uio_cfg->mode ) */
> break;
> /*====================================================================*/
> case DRX_UIO3:
> /* DRX_UIO3: GPIO UIO-3 */
> @@ -3616,11 +3614,10 @@ static int ctrl_set_uio_cfg(struct drx_demod_instance *demod, struct drxuio_cfg
> goto rw_error;
> }
> break;
> default:
> return -EINVAL;
> - break;
> } /* switch ( uio_cfg->mode ) */
> break;
> /*====================================================================*/
> case DRX_UIO4:
> /* DRX_UIO4: IRQN UIO-4 */
> @@ -3640,11 +3637,10 @@ static int ctrl_set_uio_cfg(struct drx_demod_instance *demod, struct drxuio_cfg
> ext_attr->uio_irqn_mode = uio_cfg->mode;
> break;
> case DRX_UIO_MODE_FIRMWARE0:
> default:
> return -EINVAL;
> - break;
> } /* switch ( uio_cfg->mode ) */
> break;
> /*====================================================================*/
> default:
> return -EINVAL;
> @@ -10951,11 +10947,10 @@ ctrl_set_standard(struct drx_demod_instance *demod, enum drx_standard *standard)
> }
> break;
> default:
> ext_attr->standard = DRX_STANDARD_UNKNOWN;
> return -EINVAL;
> - break;
> }
>
> return 0;
> rw_error:
> /* Don't know what the standard is now ... try again */
> @@ -11072,11 +11067,10 @@ ctrl_power_mode(struct drx_demod_instance *demod, enum drx_power_mode *mode)
> sio_cc_pwd_mode = SIO_CC_PWD_MODE_LEVEL_OSC;
> break;
> default:
> /* Unknow sleep mode */
> return -EINVAL;
> - break;
> }
>
> /* Check if device needs to be powered up */
> if ((common_attr->current_power_mode != DRX_POWER_UP)) {
> rc = power_up_device(demod);
> @@ -11894,11 +11888,10 @@ static int drx_ctrl_u_code(struct drx_demod_instance *demod,
> }
> break;
> }
> default:
> return -EINVAL;
> - break;
>
> }
> mc_data += mc_block_nr_bytes;
> }
>
> diff --git a/drivers/media/dvb-frontends/drxd_hard.c b/drivers/media/dvb-frontends/drxd_hard.c
> index 45f982863904..a7eb81df88c2 100644
> --- a/drivers/media/dvb-frontends/drxd_hard.c
> +++ b/drivers/media/dvb-frontends/drxd_hard.c
> @@ -1620,11 +1620,10 @@ static int CorrectSysClockDeviation(struct drxd_state *state)
> case 6000000:
> bandwidth = DRXD_BANDWIDTH_6MHZ_IN_HZ;
> break;
> default:
> return -1;
> - break;
> }
>
> /* Compute new sysclock value
> sysClockFreq = (((incr + 2^23)*bandwidth)/2^21)/1000 */
> incr += (1 << 23);
> diff --git a/drivers/media/dvb-frontends/nxt200x.c b/drivers/media/dvb-frontends/nxt200x.c
> index 35b83b1dd82c..200b6dbc75f8 100644
> --- a/drivers/media/dvb-frontends/nxt200x.c
> +++ b/drivers/media/dvb-frontends/nxt200x.c
> @@ -166,11 +166,10 @@ static int nxt200x_writereg_multibyte (struct nxt200x_state* state, u8 reg, u8*
> len2 = ((attr << 4) | 0x10) | len;
> buf = 0x80;
> break;
> default:
> return -EINVAL;
> - break;
> }
>
> /* set multi register length */
> nxt200x_writebytes(state, 0x34, &len2, 1);
>
> @@ -188,11 +187,10 @@ static int nxt200x_writereg_multibyte (struct nxt200x_state* state, u8 reg, u8*
> if (buf == 0)
> return 0;
> break;
> default:
> return -EINVAL;
> - break;
> }
>
> pr_warn("Error writing multireg register 0x%02X\n", reg);
>
> return 0;
> @@ -214,11 +212,10 @@ static int nxt200x_readreg_multibyte (struct nxt200x_state* state, u8 reg, u8* d
> nxt200x_writebytes(state, 0x34, &len2, 1);
>
> /* read the actual data */
> nxt200x_readbytes(state, reg, data, len);
> return 0;
> - break;
> case NXT2004:
> /* probably not right, but gives correct values */
> attr = 0x02;
> if (reg & 0x80) {
> attr = attr << 1;
> @@ -237,14 +234,12 @@ static int nxt200x_readreg_multibyte (struct nxt200x_state* state, u8 reg, u8* d
> /* read the actual data */
> for(i = 0; i < len; i++) {
> nxt200x_readbytes(state, 0x36 + i, &data[i], 1);
> }
> return 0;
> - break;
> default:
> return -EINVAL;
> - break;
> }
> }
>
> static void nxt200x_microcontroller_stop (struct nxt200x_state* state)
> {
> @@ -372,11 +367,10 @@ static int nxt200x_writetuner (struct nxt200x_state* state, u8* data)
> }
> pr_warn("timeout error writing to tuner\n");
> break;
> default:
> return -EINVAL;
> - break;
> }
> return 0;
> }
>
> static void nxt200x_agc_reset(struct nxt200x_state* state)
> @@ -553,11 +547,10 @@ static int nxt200x_setup_frontend_parameters(struct dvb_frontend *fe)
> if (state->config->set_ts_params)
> state->config->set_ts_params(fe, 0);
> break;
> default:
> return -EINVAL;
> - break;
> }
>
> if (fe->ops.tuner_ops.calc_regs) {
> /* get tuning information */
> fe->ops.tuner_ops.calc_regs(fe, buf, 5);
> @@ -578,11 +571,10 @@ static int nxt200x_setup_frontend_parameters(struct dvb_frontend *fe)
> case VSB_8:
> buf[0] = 0x70;
> break;
> default:
> return -EINVAL;
> - break;
> }
> nxt200x_writebytes(state, 0x42, buf, 1);
>
> /* configure sdm */
> switch (state->demod_chip) {
> @@ -592,11 +584,10 @@ static int nxt200x_setup_frontend_parameters(struct dvb_frontend *fe)
> case NXT2004:
> buf[0] = 0x07;
> break;
> default:
> return -EINVAL;
> - break;
> }
> nxt200x_writebytes(state, 0x57, buf, 1);
>
> /* write sdm1 input */
> buf[0] = 0x10;
> @@ -608,11 +599,10 @@ static int nxt200x_setup_frontend_parameters(struct dvb_frontend *fe)
> case NXT2004:
> nxt200x_writebytes(state, 0x58, buf, 2);
> break;
> default:
> return -EINVAL;
> - break;
> }
>
> /* write sdmx input */
> switch (p->modulation) {
> case QAM_64:
> @@ -624,11 +614,10 @@ static int nxt200x_setup_frontend_parameters(struct dvb_frontend *fe)
> case VSB_8:
> buf[0] = 0x60;
> break;
> default:
> return -EINVAL;
> - break;
> }
> buf[1] = 0x00;
> switch (state->demod_chip) {
> case NXT2002:
> nxt200x_writereg_multibyte(state, 0x5C, buf, 2);
> @@ -636,11 +625,10 @@ static int nxt200x_setup_frontend_parameters(struct dvb_frontend *fe)
> case NXT2004:
> nxt200x_writebytes(state, 0x5C, buf, 2);
> break;
> default:
> return -EINVAL;
> - break;
> }
>
> /* write adc power lpf fc */
> buf[0] = 0x05;
> nxt200x_writebytes(state, 0x43, buf, 1);
> @@ -662,11 +650,10 @@ static int nxt200x_setup_frontend_parameters(struct dvb_frontend *fe)
> case NXT2004:
> nxt200x_writebytes(state, 0x4B, buf, 2);
> break;
> default:
> return -EINVAL;
> - break;
> }
>
> /* write kg1 */
> buf[0] = 0x00;
> nxt200x_writebytes(state, 0x4D, buf, 1);
> @@ -718,11 +705,10 @@ static int nxt200x_setup_frontend_parameters(struct dvb_frontend *fe)
> case VSB_8:
> buf[0] = 0x00;
> break;
> default:
> return -EINVAL;
> - break;
> }
> nxt200x_writebytes(state, 0x30, buf, 1);
>
> /* write agc control reg */
> buf[0] = 0x00;
> @@ -740,11 +726,10 @@ static int nxt200x_setup_frontend_parameters(struct dvb_frontend *fe)
> nxt200x_writebytes(state, 0x49, buf, 2);
> nxt200x_writebytes(state, 0x4B, buf, 2);
> break;
> default:
> return -EINVAL;
> - break;
> }
>
> /* write agc control reg */
> buf[0] = 0x04;
> nxt200x_writebytes(state, 0x41, buf, 1);
> @@ -1112,11 +1097,10 @@ static int nxt200x_init(struct dvb_frontend* fe)
> case NXT2004:
> ret = nxt2004_init(fe);
> break;
> default:
> return -EINVAL;
> - break;
> }
> state->initialised = 1;
> }
> return ret;
> }
> diff --git a/drivers/media/dvb-frontends/si21xx.c b/drivers/media/dvb-frontends/si21xx.c
> index a116eff417f2..e31eb2c5cc4c 100644
> --- a/drivers/media/dvb-frontends/si21xx.c
> +++ b/drivers/media/dvb-frontends/si21xx.c
> @@ -462,14 +462,12 @@ static int si21xx_set_voltage(struct dvb_frontend *fe, enum fe_sec_voltage volt)
> val = (0x80 | si21_readreg(state, LNB_CTRL_REG_1));
>
> switch (volt) {
> case SEC_VOLTAGE_18:
> return si21_writereg(state, LNB_CTRL_REG_1, val | 0x40);
> - break;
> case SEC_VOLTAGE_13:
> return si21_writereg(state, LNB_CTRL_REG_1, (val & ~0x40));
> - break;
> default:
> return -EINVAL;
> }
> }
>
> diff --git a/drivers/media/tuners/mt2063.c b/drivers/media/tuners/mt2063.c
> index 2240d214dfac..d105431a2e2d 100644
> --- a/drivers/media/tuners/mt2063.c
> +++ b/drivers/media/tuners/mt2063.c
> @@ -1847,11 +1847,10 @@ static int mt2063_init(struct dvb_frontend *fe)
> def = MT2063B0_defaults;
> break;
>
> default:
> return -ENODEV;
> - break;
> }
>
> while (status >= 0 && *def) {
> u8 reg = *def++;
> u8 val = *def++;
> diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
> index 9903e9660a38..3078fac34e51 100644
> --- a/drivers/message/fusion/mptbase.c
> +++ b/drivers/message/fusion/mptbase.c
> @@ -471,11 +471,10 @@ mpt_turbo_reply(MPT_ADAPTER *ioc, u32 pa)
> req_idx = pa & 0x0000FFFF;
> mf = MPT_INDEX_2_MFPTR(ioc, req_idx);
> mpt_free_msg_frame(ioc, mf);
> mb();
> return;
> - break;
> }
> mr = (MPT_FRAME_HDR *) CAST_U32_TO_PTR(pa);
> break;
> case MPI_CONTEXT_REPLY_TYPE_SCSI_TARGET:
> cb_idx = mpt_get_cb_idx(MPTSTM_DRIVER);
> diff --git a/drivers/misc/mei/hbm.c b/drivers/misc/mei/hbm.c
> index a97eb5d47705..686e8b6a4c55 100644
> --- a/drivers/misc/mei/hbm.c
> +++ b/drivers/misc/mei/hbm.c
> @@ -1375,11 +1375,10 @@ int mei_hbm_dispatch(struct mei_device *dev, struct mei_msg_hdr *hdr)
>
> dev->dev_state = MEI_DEV_POWER_DOWN;
> dev_info(dev->dev, "hbm: stop response: resetting.\n");
> /* force the reset */
> return -EPROTO;
> - break;
>
> case CLIENT_DISCONNECT_REQ_CMD:
> dev_dbg(dev->dev, "hbm: disconnect request: message received\n");
>
> disconnect_req = (struct hbm_client_connect_request *)mei_msg;
> diff --git a/drivers/mtd/mtdchar.c b/drivers/mtd/mtdchar.c
> index b40f46a43fc6..323035d4f2d0 100644
> --- a/drivers/mtd/mtdchar.c
> +++ b/drivers/mtd/mtdchar.c
> @@ -879,21 +879,19 @@ static int mtdchar_ioctl(struct file *file, u_int cmd, u_long arg)
> loff_t offs;
>
> if (copy_from_user(&offs, argp, sizeof(loff_t)))
> return -EFAULT;
> return mtd_block_isbad(mtd, offs);
> - break;
> }
>
> case MEMSETBADBLOCK:
> {
> loff_t offs;
>
> if (copy_from_user(&offs, argp, sizeof(loff_t)))
> return -EFAULT;
> return mtd_block_markbad(mtd, offs);
> - break;
> }
>
> case OTPSELECT:
> {
> int mode;
> diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
> index c3f49543ff26..9c215f7c5f81 100644
> --- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
> +++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c
> @@ -73,15 +73,15 @@ static const struct can_bittiming_const mcp251xfd_data_bittiming_const = {
>
> static const char *__mcp251xfd_get_model_str(enum mcp251xfd_model model)
> {
> switch (model) {
> case MCP251XFD_MODEL_MCP2517FD:
> - return "MCP2517FD"; break;
> + return "MCP2517FD";
> case MCP251XFD_MODEL_MCP2518FD:
> - return "MCP2518FD"; break;
> + return "MCP2518FD";
> case MCP251XFD_MODEL_MCP251XFD:
> - return "MCP251xFD"; break;
> + return "MCP251xFD";
> }
>
> return "<unknown>";
> }
>
> @@ -93,25 +93,25 @@ mcp251xfd_get_model_str(const struct mcp251xfd_priv *priv)
>
> static const char *mcp251xfd_get_mode_str(const u8 mode)
> {
> switch (mode) {
> case MCP251XFD_REG_CON_MODE_MIXED:
> - return "Mixed (CAN FD/CAN 2.0)"; break;
> + return "Mixed (CAN FD/CAN 2.0)";
> case MCP251XFD_REG_CON_MODE_SLEEP:
> - return "Sleep"; break;
> + return "Sleep";
> case MCP251XFD_REG_CON_MODE_INT_LOOPBACK:
> - return "Internal Loopback"; break;
> + return "Internal Loopback";
> case MCP251XFD_REG_CON_MODE_LISTENONLY:
> - return "Listen Only"; break;
> + return "Listen Only";
> case MCP251XFD_REG_CON_MODE_CONFIG:
> - return "Configuration"; break;
> + return "Configuration";
> case MCP251XFD_REG_CON_MODE_EXT_LOOPBACK:
> - return "External Loopback"; break;
> + return "External Loopback";
> case MCP251XFD_REG_CON_MODE_CAN2_0:
> - return "CAN 2.0"; break;
> + return "CAN 2.0";
> case MCP251XFD_REG_CON_MODE_RESTRICTED:
> - return "Restricted Operation"; break;
> + return "Restricted Operation";
> }
>
> return "<unknown>";
> }
>
> diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
> index 0f865daeb36d..bf5e0e9bd0e2 100644
> --- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
> +++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
> @@ -1161,11 +1161,10 @@ int aq_nic_set_link_ksettings(struct aq_nic_s *self,
> break;
>
> default:
> err = -1;
> goto err_exit;
> - break;
> }
> if (!(self->aq_nic_cfg.aq_hw_caps->link_speed_msk & rate)) {
> err = -1;
> goto err_exit;
> }
> diff --git a/drivers/net/ethernet/cisco/enic/enic_ethtool.c b/drivers/net/ethernet/cisco/enic/enic_ethtool.c
> index a4dd52bba2c3..1a9803f2073e 100644
> --- a/drivers/net/ethernet/cisco/enic/enic_ethtool.c
> +++ b/drivers/net/ethernet/cisco/enic/enic_ethtool.c
> @@ -432,11 +432,10 @@ static int enic_grxclsrule(struct enic *enic, struct ethtool_rxnfc *cmd)
> case IPPROTO_UDP:
> fsp->flow_type = UDP_V4_FLOW;
> break;
> default:
> return -EINVAL;
> - break;
> }
>
> fsp->h_u.tcp_ip4_spec.ip4src = flow_get_u32_src(&n->keys);
> fsp->m_u.tcp_ip4_spec.ip4src = (__u32)~0;
>
> diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c
> index de563cfd294d..4b93ba149ec5 100644
> --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c
> +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x540.c
> @@ -348,11 +348,10 @@ static s32 ixgbe_calc_eeprom_checksum_X540(struct ixgbe_hw *hw)
> continue;
>
> if (ixgbe_read_eerd_generic(hw, pointer, &length)) {
> hw_dbg(hw, "EEPROM read failed\n");
> return IXGBE_ERR_EEPROM;
> - break;
> }
>
> /* Skip pointer section if length is invalid. */
> if (length == 0xFFFF || length == 0 ||
> (pointer + length) >= hw->eeprom.word_size)
> diff --git a/drivers/net/wan/lmc/lmc_proto.c b/drivers/net/wan/lmc/lmc_proto.c
> index e8b0b902b424..4e9cc83b615a 100644
> --- a/drivers/net/wan/lmc/lmc_proto.c
> +++ b/drivers/net/wan/lmc/lmc_proto.c
> @@ -87,21 +87,17 @@ void lmc_proto_close(lmc_softc_t *sc)
> __be16 lmc_proto_type(lmc_softc_t *sc, struct sk_buff *skb) /*FOLD00*/
> {
> switch(sc->if_type){
> case LMC_PPP:
> return hdlc_type_trans(skb, sc->lmc_device);
> - break;
> case LMC_NET:
> return htons(ETH_P_802_2);
> - break;
> case LMC_RAW: /* Packet type for skbuff kind of useless */
> return htons(ETH_P_802_2);
> - break;
> default:
> printk(KERN_WARNING "%s: No protocol set for this interface, assuming 802.2 (which is wrong!!)\n", sc->name);
> return htons(ETH_P_802_2);
> - break;
> }
> }
>
> void lmc_proto_netif(lmc_softc_t *sc, struct sk_buff *skb) /*FOLD00*/
> {
> diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
> index 5c1af2021883..9c4e6cf2137a 100644
> --- a/drivers/net/wireless/ath/ath10k/htt_rx.c
> +++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
> @@ -3876,11 +3876,10 @@ bool ath10k_htt_t2h_msg_handler(struct ath10k *ar, struct sk_buff *skb)
> atomic_inc(&htt->num_mpdus_ready);
>
> return ath10k_htt_rx_proc_rx_frag_ind(htt,
> &resp->rx_frag_ind,
> skb);
> - break;
> }
> case HTT_T2H_MSG_TYPE_TEST:
> break;
> case HTT_T2H_MSG_TYPE_STATS_CONF:
> trace_ath10k_htt_stats(ar, skb->data, skb->len);
> diff --git a/drivers/net/wireless/ath/ath6kl/testmode.c b/drivers/net/wireless/ath/ath6kl/testmode.c
> index f3906dbe5495..89c7c4e25169 100644
> --- a/drivers/net/wireless/ath/ath6kl/testmode.c
> +++ b/drivers/net/wireless/ath/ath6kl/testmode.c
> @@ -92,11 +92,10 @@ int ath6kl_tm_cmd(struct wiphy *wiphy, struct wireless_dev *wdev,
>
> ath6kl_wmi_test_cmd(ar->wmi, buf, buf_len);
>
> return 0;
>
> - break;
> case ATH6KL_TM_CMD_RX_REPORT:
> default:
> return -EOPNOTSUPP;
> }
> }
> diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
> index 6609ce122e6e..b66eeb577272 100644
> --- a/drivers/net/wireless/ath/ath9k/hw.c
> +++ b/drivers/net/wireless/ath/ath9k/hw.c
> @@ -2306,11 +2306,10 @@ void ath9k_hw_beaconinit(struct ath_hw *ah, u32 next_beacon, u32 beacon_period)
> break;
> default:
> ath_dbg(ath9k_hw_common(ah), BEACON,
> "%s: unsupported opmode: %d\n", __func__, ah->opmode);
> return;
> - break;
> }
>
> REG_WRITE(ah, AR_BEACON_PERIOD, beacon_period);
> REG_WRITE(ah, AR_DMA_BEACON_PERIOD, beacon_period);
> REG_WRITE(ah, AR_SWBA_PERIOD, beacon_period);
> diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
> index cbdebefb854a..8698ca4d30de 100644
> --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
> +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
> @@ -1200,17 +1200,15 @@ static int iwl_mvm_mac_ctx_send(struct iwl_mvm *mvm, struct ieee80211_vif *vif,
> switch (vif->type) {
> case NL80211_IFTYPE_STATION:
> return iwl_mvm_mac_ctxt_cmd_sta(mvm, vif, action,
> force_assoc_off,
> bssid_override);
> - break;
> case NL80211_IFTYPE_AP:
> if (!vif->p2p)
> return iwl_mvm_mac_ctxt_cmd_ap(mvm, vif, action);
> else
> return iwl_mvm_mac_ctxt_cmd_go(mvm, vif, action);
> - break;
> case NL80211_IFTYPE_MONITOR:
> return iwl_mvm_mac_ctxt_cmd_listener(mvm, vif, action);
> case NL80211_IFTYPE_P2P_DEVICE:
> return iwl_mvm_mac_ctxt_cmd_p2p_device(mvm, vif, action);
> case NL80211_IFTYPE_ADHOC:
> diff --git a/drivers/net/wireless/intersil/p54/eeprom.c b/drivers/net/wireless/intersil/p54/eeprom.c
> index 5bd35c147e19..3ca9d26df174 100644
> --- a/drivers/net/wireless/intersil/p54/eeprom.c
> +++ b/drivers/net/wireless/intersil/p54/eeprom.c
> @@ -868,11 +868,10 @@ int p54_parse_eeprom(struct ieee80211_hw *dev, void *eeprom, int len)
> err = -ENOMSG;
> goto err;
> } else {
> goto good_eeprom;
> }
> - break;
> default:
> break;
> }
>
> crc16 = crc_ccitt(crc16, (u8 *)entry, (entry_len + 1) * 2);
> diff --git a/drivers/net/wireless/intersil/prism54/oid_mgt.c b/drivers/net/wireless/intersil/prism54/oid_mgt.c
> index 9fd307ca4b6d..7b251ae90a68 100644
> --- a/drivers/net/wireless/intersil/prism54/oid_mgt.c
> +++ b/drivers/net/wireless/intersil/prism54/oid_mgt.c
> @@ -785,21 +785,19 @@ mgt_response_to_str(enum oid_num_t n, union oid_res_t *r, char *str)
> struct obj_buffer *buff = r->ptr;
> return scnprintf(str, PRIV_STR_SIZE,
> "size=%u\naddr=0x%X\n", buff->size,
> buff->addr);
> }
> - break;
> case OID_TYPE_BSS:{
> struct obj_bss *bss = r->ptr;
> return scnprintf(str, PRIV_STR_SIZE,
> "age=%u\nchannel=%u\n"
> "capinfo=0x%X\nrates=0x%X\n"
> "basic_rates=0x%X\n", bss->age,
> bss->channel, bss->capinfo,
> bss->rates, bss->basic_rates);
> }
> - break;
> case OID_TYPE_BSSLIST:{
> struct obj_bsslist *list = r->ptr;
> int i, k;
> k = scnprintf(str, PRIV_STR_SIZE, "nr=%u\n", list->nr);
> for (i = 0; i < list->nr; i++)
> @@ -812,53 +810,47 @@ mgt_response_to_str(enum oid_num_t n, union oid_res_t *r, char *str)
> list->bsslist[i].capinfo,
> list->bsslist[i].rates,
> list->bsslist[i].basic_rates);
> return k;
> }
> - break;
> case OID_TYPE_FREQUENCIES:{
> struct obj_frequencies *freq = r->ptr;
> int i, t;
> printk("nr : %u\n", freq->nr);
> t = scnprintf(str, PRIV_STR_SIZE, "nr=%u\n", freq->nr);
> for (i = 0; i < freq->nr; i++)
> t += scnprintf(str + t, PRIV_STR_SIZE - t,
> "mhz[%u]=%u\n", i, freq->mhz[i]);
> return t;
> }
> - break;
> case OID_TYPE_MLME:{
> struct obj_mlme *mlme = r->ptr;
> return scnprintf(str, PRIV_STR_SIZE,
> "id=0x%X\nstate=0x%X\ncode=0x%X\n",
> mlme->id, mlme->state, mlme->code);
> }
> - break;
> case OID_TYPE_MLMEEX:{
> struct obj_mlmeex *mlme = r->ptr;
> return scnprintf(str, PRIV_STR_SIZE,
> "id=0x%X\nstate=0x%X\n"
> "code=0x%X\nsize=0x%X\n", mlme->id,
> mlme->state, mlme->code, mlme->size);
> }
> - break;
> case OID_TYPE_ATTACH:{
> struct obj_attachment *attach = r->ptr;
> return scnprintf(str, PRIV_STR_SIZE,
> "id=%d\nsize=%d\n",
> attach->id,
> attach->size);
> }
> - break;
> case OID_TYPE_SSID:{
> struct obj_ssid *ssid = r->ptr;
> return scnprintf(str, PRIV_STR_SIZE,
> "length=%u\noctets=%.*s\n",
> ssid->length, ssid->length,
> ssid->octets);
> }
> - break;
> case OID_TYPE_KEY:{
> struct obj_key *key = r->ptr;
> int t, i;
> t = scnprintf(str, PRIV_STR_SIZE,
> "type=0x%X\nlength=0x%X\nkey=0x",
> @@ -867,11 +859,10 @@ mgt_response_to_str(enum oid_num_t n, union oid_res_t *r, char *str)
> t += scnprintf(str + t, PRIV_STR_SIZE - t,
> "%02X:", key->key[i]);
> t += scnprintf(str + t, PRIV_STR_SIZE - t, "\n");
> return t;
> }
> - break;
> case OID_TYPE_RAW:
> case OID_TYPE_ADDR:{
> unsigned char *buff = r->ptr;
> int t, i;
> t = scnprintf(str, PRIV_STR_SIZE, "hex data=");
> @@ -879,11 +870,10 @@ mgt_response_to_str(enum oid_num_t n, union oid_res_t *r, char *str)
> t += scnprintf(str + t, PRIV_STR_SIZE - t,
> "%02X:", buff[i]);
> t += scnprintf(str + t, PRIV_STR_SIZE - t, "\n");
> return t;
> }
> - break;
> default:
> BUG();
> }
> return 0;
> }
> diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/hw.c
> index 63f9ea21962f..bd9160b166c5 100644
> --- a/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/hw.c
> +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8188ee/hw.c
> @@ -1224,11 +1224,10 @@ static int _rtl88ee_set_media_status(struct ieee80211_hw *hw,
> "Set Network type to AP!\n");
> break;
> default:
> pr_err("Network type %d not support!\n", type);
> return 1;
> - break;
> }
>
> /* MSR_INFRA == Link in infrastructure network;
> * MSR_ADHOC == Link in ad hoc network;
> * Therefore, check link state is necessary.
> diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hw.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hw.c
> index a36dc6e726d2..f8a1de6e9849 100644
> --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hw.c
> +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/hw.c
> @@ -1130,11 +1130,10 @@ static int _rtl8723e_set_media_status(struct ieee80211_hw *hw,
> "Set Network type to AP!\n");
> break;
> default:
> pr_err("Network type %d not support!\n", type);
> return 1;
> - break;
> }
>
> /* MSR_INFRA == Link in infrastructure network;
> * MSR_ADHOC == Link in ad hoc network;
> * Therefore, check link state is necessary.
> diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c
> index f41a7643b9c4..225b8cd44f23 100644
> --- a/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c
> +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8821ae/phy.c
> @@ -2083,16 +2083,14 @@ bool rtl8812ae_phy_config_rf_with_headerfile(struct ieee80211_hw *hw,
> switch (rfpath) {
> case RF90_PATH_A:
> return __rtl8821ae_phy_config_with_headerfile(hw,
> radioa_array_table_a, radioa_arraylen_a,
> _rtl8821ae_config_rf_radio_a);
> - break;
> case RF90_PATH_B:
> return __rtl8821ae_phy_config_with_headerfile(hw,
> radioa_array_table_b, radioa_arraylen_b,
> _rtl8821ae_config_rf_radio_b);
> - break;
> case RF90_PATH_C:
> case RF90_PATH_D:
> pr_err("switch case %#x not processed\n", rfpath);
> break;
> }
> @@ -2114,11 +2112,10 @@ bool rtl8821ae_phy_config_rf_with_headerfile(struct ieee80211_hw *hw,
> switch (rfpath) {
> case RF90_PATH_A:
> return __rtl8821ae_phy_config_with_headerfile(hw,
> radioa_array_table, radioa_arraylen,
> _rtl8821ae_config_rf_radio_a);
> - break;
>
> case RF90_PATH_B:
> case RF90_PATH_C:
> case RF90_PATH_D:
> pr_err("switch case %#x not processed\n", rfpath);
> diff --git a/drivers/nfc/st21nfca/core.c b/drivers/nfc/st21nfca/core.c
> index 2ce17932a073..6ca0d2f56b18 100644
> --- a/drivers/nfc/st21nfca/core.c
> +++ b/drivers/nfc/st21nfca/core.c
> @@ -792,11 +792,10 @@ static int st21nfca_hci_im_transceive(struct nfc_hci_dev *hdev,
> return nfc_hci_send_cmd_async(hdev, target->hci_reader_gate,
> ST21NFCA_WR_XCHG_DATA, skb->data,
> skb->len,
> st21nfca_hci_data_exchange_cb,
> info);
> - break;
> default:
> return 1;
> }
> }
>
> diff --git a/drivers/nfc/trf7970a.c b/drivers/nfc/trf7970a.c
> index 3bd97c73f983..c70f62fe321e 100644
> --- a/drivers/nfc/trf7970a.c
> +++ b/drivers/nfc/trf7970a.c
> @@ -1380,11 +1380,10 @@ static int trf7970a_is_iso15693_write_or_lock(u8 cmd)
> case ISO15693_CMD_WRITE_AFI:
> case ISO15693_CMD_LOCK_AFI:
> case ISO15693_CMD_WRITE_DSFID:
> case ISO15693_CMD_LOCK_DSFID:
> return 1;
> - break;
> default:
> return 0;
> }
> }
>
> diff --git a/drivers/nvdimm/claim.c b/drivers/nvdimm/claim.c
> index 5a7c80053c62..2f250874b1a4 100644
> --- a/drivers/nvdimm/claim.c
> +++ b/drivers/nvdimm/claim.c
> @@ -200,11 +200,10 @@ ssize_t nd_namespace_store(struct device *dev,
> }
> break;
> default:
> len = -EBUSY;
> goto out_attach;
> - break;
> }
>
> if (__nvdimm_namespace_capacity(ndns) < SZ_16M) {
> dev_dbg(dev, "%s too small to host\n", name);
> len = -ENXIO;
> diff --git a/drivers/pci/controller/pci-v3-semi.c b/drivers/pci/controller/pci-v3-semi.c
> index 1f54334f09f7..154a5398633c 100644
> --- a/drivers/pci/controller/pci-v3-semi.c
> +++ b/drivers/pci/controller/pci-v3-semi.c
> @@ -656,11 +656,10 @@ static int v3_get_dma_range_config(struct v3_pci *v3,
> val |= V3_LB_BASE_ADR_SIZE_2GB;
> break;
> default:
> dev_err(v3->dev, "illegal dma memory chunk size\n");
> return -EINVAL;
> - break;
> }
> val |= V3_PCI_MAP_M_REG_EN | V3_PCI_MAP_M_ENABLE;
> *pci_map = val;
>
> dev_dbg(dev,
> diff --git a/drivers/pinctrl/samsung/pinctrl-s3c24xx.c b/drivers/pinctrl/samsung/pinctrl-s3c24xx.c
> index 5e24838a582f..2223ead5bd72 100644
> --- a/drivers/pinctrl/samsung/pinctrl-s3c24xx.c
> +++ b/drivers/pinctrl/samsung/pinctrl-s3c24xx.c
> @@ -106,23 +106,18 @@ struct s3c24xx_eint_domain_data {
> static int s3c24xx_eint_get_trigger(unsigned int type)
> {
> switch (type) {
> case IRQ_TYPE_EDGE_RISING:
> return EINT_EDGE_RISING;
> - break;
> case IRQ_TYPE_EDGE_FALLING:
> return EINT_EDGE_FALLING;
> - break;
> case IRQ_TYPE_EDGE_BOTH:
> return EINT_EDGE_BOTH;
> - break;
> case IRQ_TYPE_LEVEL_HIGH:
> return EINT_LEVEL_HIGH;
> - break;
> case IRQ_TYPE_LEVEL_LOW:
> return EINT_LEVEL_LOW;
> - break;
> default:
> return -EINVAL;
> }
> }
>
> diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
> index 49f4b73be513..1c2084c74a57 100644
> --- a/drivers/platform/x86/acer-wmi.c
> +++ b/drivers/platform/x86/acer-wmi.c
> @@ -790,11 +790,10 @@ static acpi_status AMW0_set_u32(u32 value, u32 cap)
> if (value > max_brightness)
> return AE_BAD_PARAMETER;
> switch (quirks->brightness) {
> default:
> return ec_write(0x83, value);
> - break;
> }
> default:
> return AE_ERROR;
> }
>
> diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
> index e5a1b5533408..704813374922 100644
> --- a/drivers/platform/x86/sony-laptop.c
> +++ b/drivers/platform/x86/sony-laptop.c
> @@ -2465,26 +2465,23 @@ static int __sony_nc_gfx_switch_status_get(void)
> case 0x0146:
> /* 1: discrete GFX (speed)
> * 0: integrated GFX (stamina)
> */
> return result & 0x1 ? SPEED : STAMINA;
> - break;
> case 0x015B:
> /* 0: discrete GFX (speed)
> * 1: integrated GFX (stamina)
> */
> return result & 0x1 ? STAMINA : SPEED;
> - break;
> case 0x0128:
> /* it's a more elaborated bitmask, for now:
> * 2: integrated GFX (stamina)
> * 0: discrete GFX (speed)
> */
> dprintk("GFX Status: 0x%x\n", result);
> return result & 0x80 ? AUTO :
> result & 0x02 ? STAMINA : SPEED;
> - break;
> }
> return -EINVAL;
> }
>
> static ssize_t sony_nc_gfx_switch_status_show(struct device *dev,
> diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
> index d88f388a3450..44e802f9f1b4 100644
> --- a/drivers/platform/x86/wmi.c
> +++ b/drivers/platform/x86/wmi.c
> @@ -1258,17 +1258,14 @@ acpi_wmi_ec_space_handler(u32 function, acpi_physical_address address,
> }
>
> switch (result) {
> case -EINVAL:
> return AE_BAD_PARAMETER;
> - break;
> case -ENODEV:
> return AE_NOT_FOUND;
> - break;
> case -ETIME:
> return AE_TIME;
> - break;
> default:
> return AE_OK;
> }
> }
>
> diff --git a/drivers/power/supply/wm831x_power.c b/drivers/power/supply/wm831x_power.c
> index 18b33f14dfee..4cd2dd870039 100644
> --- a/drivers/power/supply/wm831x_power.c
> +++ b/drivers/power/supply/wm831x_power.c
> @@ -666,11 +666,10 @@ static int wm831x_power_probe(struct platform_device *pdev)
> default:
> dev_err(&pdev->dev, "Failed to find USB phy: %d\n", ret);
> fallthrough;
> case -EPROBE_DEFER:
> goto err_bat_irq;
> - break;
> }
>
> return ret;
>
> err_bat_irq:
> diff --git a/drivers/scsi/aic94xx/aic94xx_task.c b/drivers/scsi/aic94xx/aic94xx_task.c
> index f923ed019d4a..ed034192b3c3 100644
> --- a/drivers/scsi/aic94xx/aic94xx_task.c
> +++ b/drivers/scsi/aic94xx/aic94xx_task.c
> @@ -267,11 +267,10 @@ static void asd_task_tasklet_complete(struct asd_ascb *ascb,
> ts->stat = SAS_NAK_R_ERR;
> break;
> case TA_I_T_NEXUS_LOSS:
> opcode = dl->status_block[0];
> goto Again;
> - break;
> case TF_INV_CONN_HANDLE:
> ts->resp = SAS_TASK_UNDELIVERED;
> ts->stat = SAS_DEVICE_UNKNOWN;
> break;
> case TF_REQUESTED_N_PENDING:
> diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c
> index 96d6e384b2b2..0d4928567265 100644
> --- a/drivers/scsi/be2iscsi/be_mgmt.c
> +++ b/drivers/scsi/be2iscsi/be_mgmt.c
> @@ -1242,22 +1242,18 @@ beiscsi_adap_family_disp(struct device *dev, struct device_attribute *attr,
> case BE_DEVICE_ID1:
> case OC_DEVICE_ID1:
> case OC_DEVICE_ID2:
> return snprintf(buf, PAGE_SIZE,
> "Obsolete/Unsupported BE2 Adapter Family\n");
> - break;
> case BE_DEVICE_ID2:
> case OC_DEVICE_ID3:
> return snprintf(buf, PAGE_SIZE, "BE3-R Adapter Family\n");
> - break;
> case OC_SKH_ID1:
> return snprintf(buf, PAGE_SIZE, "Skyhawk-R Adapter Family\n");
> - break;
> default:
> return snprintf(buf, PAGE_SIZE,
> "Unknown Adapter Family: 0x%x\n", dev_id);
> - break;
> }
> }
>
> /**
> * beiscsi_phys_port()- Display Physical Port Identifier
> diff --git a/drivers/scsi/bnx2fc/bnx2fc_hwi.c b/drivers/scsi/bnx2fc/bnx2fc_hwi.c
> index 08992095ce7a..b37b0a9ec12d 100644
> --- a/drivers/scsi/bnx2fc/bnx2fc_hwi.c
> +++ b/drivers/scsi/bnx2fc/bnx2fc_hwi.c
> @@ -768,11 +768,10 @@ static void bnx2fc_process_unsol_compl(struct bnx2fc_rport *tgt, u16 wqe)
> if (rc)
> goto skip_rec;
> } else
> printk(KERN_ERR PFX "SRR in progress\n");
> goto ret_err_rqe;
> - break;
> default:
> break;
> }
>
> skip_rec:
> diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c
> index 0f9274960dc6..a4be6f439c47 100644
> --- a/drivers/scsi/fcoe/fcoe.c
> +++ b/drivers/scsi/fcoe/fcoe.c
> @@ -1892,11 +1892,10 @@ static int fcoe_device_notification(struct notifier_block *notifier,
> fcoe_interface_remove(fcoe);
> fcoe_interface_cleanup(fcoe);
> mutex_unlock(&fcoe_config_mutex);
> fcoe_ctlr_device_delete(fcoe_ctlr_to_ctlr_dev(ctlr));
> goto out;
> - break;
> case NETDEV_FEAT_CHANGE:
> fcoe_netdev_features_change(lport, netdev);
> break;
> default:
> FCOE_NETDEV_DBG(netdev, "Unknown event %ld "
> diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
> index 83ce4f11a589..45136e3a4efc 100644
> --- a/drivers/scsi/hpsa.c
> +++ b/drivers/scsi/hpsa.c
> @@ -7440,11 +7440,10 @@ static int find_PCI_BAR_index(struct pci_dev *pdev, unsigned long pci_bar_addr)
> break;
> default: /* reserved in PCI 2.2 */
> dev_warn(&pdev->dev,
> "base address is invalid\n");
> return -1;
> - break;
> }
> }
> if (offset == pci_bar_addr - PCI_BASE_ADDRESS_0)
> return i + 1;
> }
> diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c
> index 6a2561f26e38..db4c7a7ff4dd 100644
> --- a/drivers/scsi/hptiop.c
> +++ b/drivers/scsi/hptiop.c
> @@ -756,11 +756,10 @@ static void hptiop_finish_scsi_req(struct hptiop_hba *hba, u32 tag,
> scsi_set_resid(scp,
> scsi_bufflen(scp) - le32_to_cpu(req->dataxfer_length));
> scp->result = SAM_STAT_CHECK_CONDITION;
> memcpy(scp->sense_buffer, &req->sg_list, SCSI_SENSE_BUFFERSIZE);
> goto skip_resid;
> - break;
>
> default:
> scp->result = DRIVER_INVALID << 24 | DID_ABORT << 16;
> break;
> }
> diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
> index b0aa58d117cc..e451102b9a29 100644
> --- a/drivers/scsi/ipr.c
> +++ b/drivers/scsi/ipr.c
> @@ -9485,11 +9485,10 @@ static pci_ers_result_t ipr_pci_error_detected(struct pci_dev *pdev,
> ipr_pci_frozen(pdev);
> return PCI_ERS_RESULT_CAN_RECOVER;
> case pci_channel_io_perm_failure:
> ipr_pci_perm_failure(pdev);
> return PCI_ERS_RESULT_DISCONNECT;
> - break;
> default:
> break;
> }
> return PCI_ERS_RESULT_NEED_RESET;
> }
> diff --git a/drivers/scsi/isci/phy.c b/drivers/scsi/isci/phy.c
> index 7041e2e3ab48..1b87d9080ebe 100644
> --- a/drivers/scsi/isci/phy.c
> +++ b/drivers/scsi/isci/phy.c
> @@ -751,11 +751,10 @@ enum sci_status sci_phy_event_handler(struct isci_phy *iphy, u32 event_code)
> sci_change_state(&iphy->sm, SCI_PHY_STARTING);
> break;
> default:
> phy_event_warn(iphy, state, event_code);
> return SCI_FAILURE;
> - break;
> }
> return SCI_SUCCESS;
> case SCI_PHY_SUB_AWAIT_IAF_UF:
> switch (scu_get_event_code(event_code)) {
> case SCU_EVENT_SAS_PHY_DETECTED:
> @@ -956,11 +955,10 @@ enum sci_status sci_phy_event_handler(struct isci_phy *iphy, u32 event_code)
> sci_change_state(&iphy->sm, SCI_PHY_STARTING);
> break;
> default:
> phy_event_warn(iphy, state, event_code);
> return SCI_FAILURE_INVALID_STATE;
> - break;
> }
> return SCI_SUCCESS;
> default:
> dev_dbg(sciphy_to_dev(iphy), "%s: in wrong state: %s\n",
> __func__, phy_state_name(state));
> diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
> index c9a327b13e5c..325081ac6553 100644
> --- a/drivers/scsi/lpfc/lpfc_debugfs.c
> +++ b/drivers/scsi/lpfc/lpfc_debugfs.c
> @@ -3339,11 +3339,10 @@ lpfc_idiag_pcicfg_read(struct file *file, char __user *buf, size_t nbytes,
> len += scnprintf(pbuffer+len, LPFC_PCI_CFG_SIZE-len,
> "%03x: %08x\n", where, u32val);
> break;
> case LPFC_PCI_CFG_BROWSE: /* browse all */
> goto pcicfg_browse;
> - break;
> default:
> /* illegal count */
> len = 0;
> break;
> }
> @@ -4379,11 +4378,11 @@ lpfc_idiag_queacc_write(struct file *file, const char __user *buf,
> goto pass_check;
> }
> }
> }
> goto error_out;
> - break;
> +
> case LPFC_IDIAG_CQ:
> /* MBX complete queue */
> if (phba->sli4_hba.mbx_cq &&
> phba->sli4_hba.mbx_cq->queue_id == queid) {
> /* Sanity check */
> @@ -4431,11 +4430,11 @@ lpfc_idiag_queacc_write(struct file *file, const char __user *buf,
> goto pass_check;
> }
> }
> }
> goto error_out;
> - break;
> +
> case LPFC_IDIAG_MQ:
> /* MBX work queue */
> if (phba->sli4_hba.mbx_wq &&
> phba->sli4_hba.mbx_wq->queue_id == queid) {
> /* Sanity check */
> @@ -4445,11 +4444,11 @@ lpfc_idiag_queacc_write(struct file *file, const char __user *buf,
> goto error_out;
> idiag.ptr_private = phba->sli4_hba.mbx_wq;
> goto pass_check;
> }
> goto error_out;
> - break;
> +
> case LPFC_IDIAG_WQ:
> /* ELS work queue */
> if (phba->sli4_hba.els_wq &&
> phba->sli4_hba.els_wq->queue_id == queid) {
> /* Sanity check */
> @@ -4485,13 +4484,12 @@ lpfc_idiag_queacc_write(struct file *file, const char __user *buf,
> idiag.ptr_private = qp;
> goto pass_check;
> }
> }
> }
> -
> goto error_out;
> - break;
> +
> case LPFC_IDIAG_RQ:
> /* HDR queue */
> if (phba->sli4_hba.hdr_rq &&
> phba->sli4_hba.hdr_rq->queue_id == queid) {
> /* Sanity check */
> @@ -4512,14 +4510,12 @@ lpfc_idiag_queacc_write(struct file *file, const char __user *buf,
> goto error_out;
> idiag.ptr_private = phba->sli4_hba.dat_rq;
> goto pass_check;
> }
> goto error_out;
> - break;
> default:
> goto error_out;
> - break;
> }
>
> pass_check:
>
> if (idiag.cmd.opcode == LPFC_IDIAG_CMD_QUEACC_RD) {
> diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
> index ca25e54bb782..b6090357e8a5 100644
> --- a/drivers/scsi/lpfc/lpfc_init.c
> +++ b/drivers/scsi/lpfc/lpfc_init.c
> @@ -7194,11 +7194,10 @@ lpfc_init_api_table_setup(struct lpfc_hba *phba, uint8_t dev_grp)
> default:
> lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
> "1431 Invalid HBA PCI-device group: 0x%x\n",
> dev_grp);
> return -ENODEV;
> - break;
> }
> return 0;
> }
>
> /**
> diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
> index 983eeb0e3d07..c3b02dab6e5c 100644
> --- a/drivers/scsi/lpfc/lpfc_scsi.c
> +++ b/drivers/scsi/lpfc/lpfc_scsi.c
> @@ -4282,11 +4282,10 @@ lpfc_scsi_api_table_setup(struct lpfc_hba *phba, uint8_t dev_grp)
> default:
> lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
> "1418 Invalid HBA PCI-device group: 0x%x\n",
> dev_grp);
> return -ENODEV;
> - break;
> }
> phba->lpfc_rampdown_queue_depth = lpfc_rampdown_queue_depth;
> phba->lpfc_scsi_cmd_iocb_cmpl = lpfc_scsi_cmd_iocb_cmpl;
> return 0;
> }
> diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
> index e158cd77d387..0f18f1ba8a28 100644
> --- a/drivers/scsi/lpfc/lpfc_sli.c
> +++ b/drivers/scsi/lpfc/lpfc_sli.c
> @@ -9187,11 +9187,10 @@ lpfc_mbox_api_table_setup(struct lpfc_hba *phba, uint8_t dev_grp)
> default:
> lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
> "1420 Invalid HBA PCI-device group: 0x%x\n",
> dev_grp);
> return -ENODEV;
> - break;
> }
> return 0;
> }
>
> /**
> @@ -10070,11 +10069,10 @@ lpfc_sli4_iocb2wqe(struct lpfc_hba *phba, struct lpfc_iocbq *iocbq,
> default:
> lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
> "2014 Invalid command 0x%x\n",
> iocbq->iocb.ulpCommand);
> return IOCB_ERROR;
> - break;
> }
>
> if (iocbq->iocb_flag & LPFC_IO_DIF_PASS)
> bf_set(wqe_dif, &wqe->generic.wqe_com, LPFC_WQE_DIF_PASSTHRU);
> else if (iocbq->iocb_flag & LPFC_IO_DIF_STRIP)
> @@ -10232,11 +10230,10 @@ lpfc_sli_api_table_setup(struct lpfc_hba *phba, uint8_t dev_grp)
> default:
> lpfc_printf_log(phba, KERN_ERR, LOG_TRACE_EVENT,
> "1419 Invalid HBA PCI-device group: 0x%x\n",
> dev_grp);
> return -ENODEV;
> - break;
> }
> phba->lpfc_get_iocb_from_iocbq = lpfc_get_iocb_from_iocbq;
> return 0;
> }
>
> diff --git a/drivers/scsi/mvumi.c b/drivers/scsi/mvumi.c
> index 0354898d7cac..2f7a52bd653a 100644
> --- a/drivers/scsi/mvumi.c
> +++ b/drivers/scsi/mvumi.c
> @@ -2294,11 +2294,10 @@ static int mvumi_cfg_hw_reg(struct mvumi_hba *mhba)
> regs->int_drbl_int_mask = 0x3FFFFFFF;
> regs->int_mu = regs->int_dl_cpu2pciea | regs->int_comaout;
> break;
> default:
> return -1;
> - break;
> }
>
> return 0;
> }
>
> diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c
> index bc5a623519e7..bb3b3884f968 100644
> --- a/drivers/scsi/pcmcia/nsp_cs.c
> +++ b/drivers/scsi/pcmcia/nsp_cs.c
> @@ -1100,12 +1100,10 @@ static irqreturn_t nspintr(int irq, void *dev_id)
> nsp_index_write(base, SCSIBUSCTRL, SCSI_ATN);
> udelay(1);
> nsp_index_write(base, SCSIBUSCTRL, SCSI_ATN | AUTODIRECTION | ACKENB);
> return IRQ_HANDLED;
>
> - break;
> -
> case PH_RESELECT:
> //nsp_dbg(NSP_DEBUG_INTR, "phase reselect");
> // *sync_neg = SYNC_NOT_YET;
> if ((phase & BUSMON_PHASE_MASK) != BUSPHASE_MESSAGE_IN) {
>
> diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
> index 07afd0d8a8f3..40af7f1524ce 100644
> --- a/drivers/scsi/qla2xxx/qla_mbx.c
> +++ b/drivers/scsi/qla2xxx/qla_mbx.c
> @@ -4028,11 +4028,10 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *vha,
>
> /* if our portname is higher then initiate N2N login */
>
> set_bit(N2N_LOGIN_NEEDED, &vha->dpc_flags);
> return;
> - break;
> case TOPO_FL:
> ha->current_topology = ISP_CFG_FL;
> break;
> case TOPO_F:
> ha->current_topology = ISP_CFG_F;
> diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
> index e2e5356a997d..43f7624508a9 100644
> --- a/drivers/scsi/st.c
> +++ b/drivers/scsi/st.c
> @@ -2844,11 +2844,10 @@ static int st_int_ioctl(struct scsi_tape *STp, unsigned int cmd_in, unsigned lon
> fileno = blkno = at_sm = 0;
> break;
> case MTNOP:
> DEBC_printk(STp, "No op on tape.\n");
> return 0; /* Should do something ? */
> - break;
> case MTRETEN:
> cmd[0] = START_STOP;
> if (STp->immediate) {
> cmd[1] = 1; /* Don't wait for completion */
> timeout = STp->device->request_queue->rq_timeout;
> diff --git a/drivers/scsi/sym53c8xx_2/sym_hipd.c b/drivers/scsi/sym53c8xx_2/sym_hipd.c
> index a9fe092a4906..255a2d48d421 100644
> --- a/drivers/scsi/sym53c8xx_2/sym_hipd.c
> +++ b/drivers/scsi/sym53c8xx_2/sym_hipd.c
> @@ -4594,11 +4594,10 @@ static void sym_int_sir(struct sym_hcb *np)
> sym_print_addr(cp->cmd,
> "M_REJECT received (%x:%x).\n",
> scr_to_cpu(np->lastmsg), np->msgout[0]);
> }
> goto out_clrack;
> - break;
> default:
> goto out_reject;
> }
> break;
> /*
> diff --git a/drivers/staging/media/atomisp/pci/sh_css.c b/drivers/staging/media/atomisp/pci/sh_css.c
> index ddee04c8248d..eab7a048ca7a 100644
> --- a/drivers/staging/media/atomisp/pci/sh_css.c
> +++ b/drivers/staging/media/atomisp/pci/sh_css.c
> @@ -6284,11 +6284,10 @@ allocate_delay_frames(struct ia_css_pipe *pipe) {
> case IA_CSS_PIPE_ID_CAPTURE: {
> struct ia_css_capture_settings *mycs_capture = &pipe->pipe_settings.capture;
> (void)mycs_capture;
> return err;
> }
> - break;
> case IA_CSS_PIPE_ID_VIDEO: {
> struct ia_css_video_settings *mycs_video = &pipe->pipe_settings.video;
>
> ref_info = mycs_video->video_binary.internal_frame_info;
> /*The ref frame expects
> diff --git a/drivers/staging/rts5208/rtsx_scsi.c b/drivers/staging/rts5208/rtsx_scsi.c
> index 1deb74112ad4..672248be7bf3 100644
> --- a/drivers/staging/rts5208/rtsx_scsi.c
> +++ b/drivers/staging/rts5208/rtsx_scsi.c
> @@ -569,12 +569,10 @@ static int start_stop_unit(struct scsi_cmnd *srb, struct rtsx_chip *chip)
> case LOAD_MEDIUM:
> if (check_card_ready(chip, lun))
> return TRANSPORT_GOOD;
> set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
> return TRANSPORT_FAILED;
> -
> - break;
> }
>
> return TRANSPORT_ERROR;
> }
>
> diff --git a/drivers/staging/vme/devices/vme_user.c b/drivers/staging/vme/devices/vme_user.c
> index fd0ea4dbcb91..7c7d3858e6ca 100644
> --- a/drivers/staging/vme/devices/vme_user.c
> +++ b/drivers/staging/vme/devices/vme_user.c
> @@ -355,12 +355,10 @@ static int vme_user_ioctl(struct inode *inode, struct file *file,
> * to userspace as they are
> */
> return vme_master_set(image[minor].resource,
> master.enable, master.vme_addr, master.size,
> master.aspace, master.cycle, master.dwidth);
> -
> - break;
> }
> break;
> case SLAVE_MINOR:
> switch (cmd) {
> case VME_GET_SLAVE:
> @@ -396,12 +394,10 @@ static int vme_user_ioctl(struct inode *inode, struct file *file,
> */
> return vme_slave_set(image[minor].resource,
> slave.enable, slave.vme_addr, slave.size,
> image[minor].pci_buf, slave.aspace,
> slave.cycle);
> -
> - break;
> }
> break;
> }
>
> return -EINVAL;
> diff --git a/drivers/tty/nozomi.c b/drivers/tty/nozomi.c
> index d42b854cb7df..861e95043191 100644
> --- a/drivers/tty/nozomi.c
> +++ b/drivers/tty/nozomi.c
> @@ -412,15 +412,13 @@ static void read_mem32(u32 *buf, const void __iomem *mem_addr_start,
> switch (size_bytes) {
> case 2: /* 2 bytes */
> buf16 = (u16 *) buf;
> *buf16 = __le16_to_cpu(readw(ptr));
> goto out;
> - break;
> case 4: /* 4 bytes */
> *(buf) = __le32_to_cpu(readl(ptr));
> goto out;
> - break;
> }
>
> while (i < size_bytes) {
> if (size_bytes - i == 2) {
> /* Handle 2 bytes in the end */
> @@ -458,19 +456,18 @@ static u32 write_mem32(void __iomem *mem_addr_start, const u32 *buf,
> switch (size_bytes) {
> case 2: /* 2 bytes */
> buf16 = (const u16 *)buf;
> writew(__cpu_to_le16(*buf16), ptr);
> return 2;
> - break;
> case 1: /*
> * also needs to write 4 bytes in this case
> * so falling through..
> */
> + fallthrough;
> case 4: /* 4 bytes */
> writel(__cpu_to_le32(*buf), ptr);
> return 4;
> - break;
> }
>
> while (i < size_bytes) {
> if (size_bytes - i == 2) {
> /* 2 bytes */
> diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c
> index 1731d9728865..09703079db7b 100644
> --- a/drivers/tty/serial/imx.c
> +++ b/drivers/tty/serial/imx.c
> @@ -318,31 +318,26 @@ static void imx_uart_writel(struct imx_port *sport, u32 val, u32 offset)
> static u32 imx_uart_readl(struct imx_port *sport, u32 offset)
> {
> switch (offset) {
> case UCR1:
> return sport->ucr1;
> - break;
> case UCR2:
> /*
> * UCR2_SRST is the only bit in the cached registers that might
> * differ from the value that was last written. As it only
> * automatically becomes one after being cleared, reread
> * conditionally.
> */
> if (!(sport->ucr2 & UCR2_SRST))
> sport->ucr2 = readl(sport->port.membase + offset);
> return sport->ucr2;
> - break;
> case UCR3:
> return sport->ucr3;
> - break;
> case UCR4:
> return sport->ucr4;
> - break;
> case UFCR:
> return sport->ufcr;
> - break;
> default:
> return readl(sport->port.membase + offset);
> }
> }
>
> diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c
> index 1125f4715830..5204769834d1 100644
> --- a/drivers/usb/gadget/function/f_hid.c
> +++ b/drivers/usb/gadget/function/f_hid.c
> @@ -509,27 +509,23 @@ static int hidg_setup(struct usb_function *f,
> VDBG(cdev, "get_report\n");
>
> /* send an empty report */
> length = min_t(unsigned, length, hidg->report_length);
> memset(req->buf, 0x0, length);
> -
> goto respond;
> - break;
>
> case ((USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8
> | HID_REQ_GET_PROTOCOL):
> VDBG(cdev, "get_protocol\n");
> length = min_t(unsigned int, length, 1);
> ((u8 *) req->buf)[0] = hidg->protocol;
> goto respond;
> - break;
>
> case ((USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8
> | HID_REQ_SET_REPORT):
> VDBG(cdev, "set_report | wLength=%d\n", ctrl->wLength);
> goto stall;
> - break;
>
> case ((USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE) << 8
> | HID_REQ_SET_PROTOCOL):
> VDBG(cdev, "set_protocol\n");
> if (value > HID_REPORT_PROTOCOL)
> @@ -542,11 +538,10 @@ static int hidg_setup(struct usb_function *f,
> if (hidg->bInterfaceSubClass == USB_INTERFACE_SUBCLASS_BOOT) {
> hidg->protocol = value;
> goto respond;
> }
> goto stall;
> - break;
>
> case ((USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_INTERFACE) << 8
> | USB_REQ_GET_DESCRIPTOR):
> switch (value >> 8) {
> case HID_DT_HID:
> @@ -560,33 +555,29 @@ static int hidg_setup(struct usb_function *f,
>
> length = min_t(unsigned short, length,
> hidg_desc_copy.bLength);
> memcpy(req->buf, &hidg_desc_copy, length);
> goto respond;
> - break;
> }
> case HID_DT_REPORT:
> VDBG(cdev, "USB_REQ_GET_DESCRIPTOR: REPORT\n");
> length = min_t(unsigned short, length,
> hidg->report_desc_length);
> memcpy(req->buf, hidg->report_desc, length);
> goto respond;
> - break;
>
> default:
> VDBG(cdev, "Unknown descriptor request 0x%x\n",
> value >> 8);
> goto stall;
> - break;
> }
> break;
>
> default:
> VDBG(cdev, "Unknown request 0x%x\n",
> ctrl->bRequest);
> goto stall;
> - break;
> }
>
> stall:
> return -EOPNOTSUPP;
>
> diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
> index fe405cd38dbc..b46ef45c4d25 100644
> --- a/drivers/usb/host/xhci-mem.c
> +++ b/drivers/usb/host/xhci-mem.c
> @@ -1142,11 +1142,10 @@ int xhci_setup_addressable_virt_dev(struct xhci_hcd *xhci, struct usb_device *ud
> max_packets = MAX_PACKET(8);
> break;
> case USB_SPEED_WIRELESS:
> xhci_dbg(xhci, "FIXME xHCI doesn't support wireless speeds\n");
> return -EINVAL;
> - break;
> default:
> /* Speed was set earlier, this shouldn't happen. */
> return -EINVAL;
> }
> /* Find the root hub port this device is under */
> diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
> index 70ec29681526..efbd317f2f25 100644
> --- a/drivers/usb/misc/iowarrior.c
> +++ b/drivers/usb/misc/iowarrior.c
> @@ -382,11 +382,10 @@ static ssize_t iowarrior_write(struct file *file,
> goto exit;
> }
> retval = usb_set_report(dev->interface, 2, 0, buf, count);
> kfree(buf);
> goto exit;
> - break;
> case USB_DEVICE_ID_CODEMERCS_IOW56:
> case USB_DEVICE_ID_CODEMERCS_IOW56AM:
> case USB_DEVICE_ID_CODEMERCS_IOW28:
> case USB_DEVICE_ID_CODEMERCS_IOW28L:
> case USB_DEVICE_ID_CODEMERCS_IOW100:
> @@ -452,18 +451,16 @@ static ssize_t iowarrior_write(struct file *file,
> }
> /* submit was ok */
> retval = count;
> usb_free_urb(int_out_urb);
> goto exit;
> - break;
> default:
> /* what do we have here ? An unsupported Product-ID ? */
> dev_err(&dev->interface->dev, "%s - not supported for product=0x%x\n",
> __func__, dev->product_id);
> retval = -EFAULT;
> goto exit;
> - break;
> }
> error:
> usb_free_coherent(dev->udev, dev->report_size, buf,
> int_out_urb->transfer_dma);
> error_no_buffer:
> diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c
> index b4ba79123d9d..f1201d4de297 100644
> --- a/drivers/usb/serial/iuu_phoenix.c
> +++ b/drivers/usb/serial/iuu_phoenix.c
> @@ -848,11 +848,10 @@ static int iuu_uart_baud(struct usb_serial_port *port, u32 baud_base,
> dataout[DataCount++] = 0x04;
> break;
> default:
> kfree(dataout);
> return IUU_INVALID_PARAMETER;
> - break;
> }
>
> switch (parity & 0xF0) {
> case IUU_ONE_STOP_BIT:
> dataout[DataCount - 1] |= IUU_ONE_STOP_BIT;
> @@ -862,11 +861,10 @@ static int iuu_uart_baud(struct usb_serial_port *port, u32 baud_base,
> dataout[DataCount - 1] |= IUU_TWO_STOP_BITS;
> break;
> default:
> kfree(dataout);
> return IUU_INVALID_PARAMETER;
> - break;
> }
>
> status = bulk_immediate(port, dataout, DataCount);
> if (status != IUU_OPERATION_OK)
> dev_dbg(&port->dev, "%s - uart_off error\n", __func__);
> diff --git a/drivers/usb/storage/freecom.c b/drivers/usb/storage/freecom.c
> index 3d5f7d0ff0f1..2b098b55c4cb 100644
> --- a/drivers/usb/storage/freecom.c
> +++ b/drivers/usb/storage/freecom.c
> @@ -429,11 +429,10 @@ static int freecom_transport(struct scsi_cmnd *srb, struct us_data *us)
> /* should never hit here -- filtered in usb.c */
> usb_stor_dbg(us, "freecom unimplemented direction: %d\n",
> us->srb->sc_data_direction);
> /* Return fail, SCSI seems to handle this better. */
> return USB_STOR_TRANSPORT_FAILED;
> - break;
> }
>
> return USB_STOR_TRANSPORT_GOOD;
> }
>
> diff --git a/drivers/vme/bridges/vme_tsi148.c b/drivers/vme/bridges/vme_tsi148.c
> index 50ae26977a02..1227ea937059 100644
> --- a/drivers/vme/bridges/vme_tsi148.c
> +++ b/drivers/vme/bridges/vme_tsi148.c
> @@ -504,11 +504,10 @@ static int tsi148_slave_set(struct vme_slave_resource *image, int enabled,
> addr |= TSI148_LCSR_ITAT_AS_A64;
> break;
> default:
> dev_err(tsi148_bridge->parent, "Invalid address space\n");
> return -EINVAL;
> - break;
> }
>
> /* Convert 64-bit variables to 2x 32-bit variables */
> reg_split(vme_base, &vme_base_high, &vme_base_low);
>
> @@ -993,11 +992,10 @@ static int tsi148_master_set(struct vme_master_resource *image, int enabled,
> default:
> spin_unlock(&image->lock);
> dev_err(tsi148_bridge->parent, "Invalid address space\n");
> retval = -EINVAL;
> goto err_aspace;
> - break;
> }
>
> temp_ctl &= ~(3<<4);
> if (cycle & VME_SUPER)
> temp_ctl |= TSI148_LCSR_OTAT_SUP;
> @@ -1501,11 +1499,10 @@ static int tsi148_dma_set_vme_src_attributes(struct device *dev, __be32 *attr,
> val |= TSI148_LCSR_DSAT_AMODE_USER4;
> break;
> default:
> dev_err(dev, "Invalid address space\n");
> return -EINVAL;
> - break;
> }
>
> if (cycle & VME_SUPER)
> val |= TSI148_LCSR_DSAT_SUP;
> if (cycle & VME_PROG)
> @@ -1601,11 +1598,10 @@ static int tsi148_dma_set_vme_dest_attributes(struct device *dev, __be32 *attr,
> val |= TSI148_LCSR_DDAT_AMODE_USER4;
> break;
> default:
> dev_err(dev, "Invalid address space\n");
> return -EINVAL;
> - break;
> }
>
> if (cycle & VME_SUPER)
> val |= TSI148_LCSR_DDAT_SUP;
> if (cycle & VME_PROG)
> @@ -1699,11 +1695,10 @@ static int tsi148_dma_list_add(struct vme_dma_list *list,
> break;
> default:
> dev_err(tsi148_bridge->parent, "Invalid source type\n");
> retval = -EINVAL;
> goto err_source;
> - break;
> }
>
> /* Assume last link - this will be over-written by adding another */
> entry->descriptor.dnlau = cpu_to_be32(0);
> entry->descriptor.dnlal = cpu_to_be32(TSI148_LCSR_DNLAL_LLA);
> @@ -1736,11 +1731,10 @@ static int tsi148_dma_list_add(struct vme_dma_list *list,
> break;
> default:
> dev_err(tsi148_bridge->parent, "Invalid destination type\n");
> retval = -EINVAL;
> goto err_dest;
> - break;
> }
>
> /* Fill out count */
> entry->descriptor.dcnt = cpu_to_be32((u32)count);
>
> @@ -1962,11 +1956,10 @@ static int tsi148_lm_set(struct vme_lm_resource *lm, unsigned long long lm_base,
> break;
> default:
> mutex_unlock(&lm->mtx);
> dev_err(tsi148_bridge->parent, "Invalid address space\n");
> return -EINVAL;
> - break;
> }
>
> if (cycle & VME_SUPER)
> lm_ctl |= TSI148_LCSR_LMAT_SUPR ;
> if (cycle & VME_USER)
> diff --git a/drivers/vme/vme.c b/drivers/vme/vme.c
> index b398293980b6..e1a940e43327 100644
> --- a/drivers/vme/vme.c
> +++ b/drivers/vme/vme.c
> @@ -50,27 +50,22 @@ static struct vme_bridge *find_bridge(struct vme_resource *resource)
> /* Get list to search */
> switch (resource->type) {
> case VME_MASTER:
> return list_entry(resource->entry, struct vme_master_resource,
> list)->parent;
> - break;
> case VME_SLAVE:
> return list_entry(resource->entry, struct vme_slave_resource,
> list)->parent;
> - break;
> case VME_DMA:
> return list_entry(resource->entry, struct vme_dma_resource,
> list)->parent;
> - break;
> case VME_LM:
> return list_entry(resource->entry, struct vme_lm_resource,
> list)->parent;
> - break;
> default:
> printk(KERN_ERR "Unknown resource type\n");
> return NULL;
> - break;
> }
> }
>
> /**
> * vme_free_consistent - Allocate contiguous memory.
> @@ -177,26 +172,22 @@ size_t vme_get_size(struct vme_resource *resource)
> &aspace, &cycle, &dwidth);
> if (retval)
> return 0;
>
> return size;
> - break;
> case VME_SLAVE:
> retval = vme_slave_get(resource, &enabled, &base, &size,
> &buf_base, &aspace, &cycle);
> if (retval)
> return 0;
>
> return size;
> - break;
> case VME_DMA:
> return 0;
> - break;
> default:
> printk(KERN_ERR "Unknown resource type\n");
> return 0;
> - break;
> }
> }
> EXPORT_SYMBOL(vme_get_size);
>
> int vme_check_window(u32 aspace, unsigned long long vme_base,
> diff --git a/drivers/watchdog/geodewdt.c b/drivers/watchdog/geodewdt.c
> index 83418924e30a..0b699c783d57 100644
> --- a/drivers/watchdog/geodewdt.c
> +++ b/drivers/watchdog/geodewdt.c
> @@ -148,12 +148,10 @@ static long geodewdt_ioctl(struct file *file, unsigned int cmd,
>
> switch (cmd) {
> case WDIOC_GETSUPPORT:
> return copy_to_user(argp, &ident,
> sizeof(ident)) ? -EFAULT : 0;
> - break;
> -
> case WDIOC_GETSTATUS:
> case WDIOC_GETBOOTSTATUS:
> return put_user(0, p);
>
> case WDIOC_SETOPTIONS:
> diff --git a/fs/efs/inode.c b/fs/efs/inode.c
> index 89e73a6f0d36..64f3a54a0f72 100644
> --- a/fs/efs/inode.c
> +++ b/fs/efs/inode.c
> @@ -161,11 +161,10 @@ struct inode *efs_iget(struct super_block *super, unsigned long ino)
> init_special_inode(inode, inode->i_mode, device);
> break;
> default:
> pr_warn("unsupported inode mode %o\n", inode->i_mode);
> goto read_inode_error;
> - break;
> }
>
> unlock_new_inode(inode);
> return inode;
>
> diff --git a/fs/ocfs2/cluster/tcp.c b/fs/ocfs2/cluster/tcp.c
> index 79a231719460..3bd8119bed5e 100644
> --- a/fs/ocfs2/cluster/tcp.c
> +++ b/fs/ocfs2/cluster/tcp.c
> @@ -1196,11 +1196,10 @@ static int o2net_process_message(struct o2net_sock_container *sc,
> break;
> default:
> msglog(hdr, "bad magic\n");
> ret = -EINVAL;
> goto out;
> - break;
> }
>
> /* find a handler for it */
> handler_status = 0;
> nmh = o2net_handler_get(be16_to_cpu(hdr->msg_type),
> diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
> index 1110ecd7d1f3..8f50c9c19f1b 100644
> --- a/kernel/bpf/syscall.c
> +++ b/kernel/bpf/syscall.c
> @@ -2911,11 +2911,10 @@ attach_type_to_prog_type(enum bpf_attach_type attach_type)
> {
> switch (attach_type) {
> case BPF_CGROUP_INET_INGRESS:
> case BPF_CGROUP_INET_EGRESS:
> return BPF_PROG_TYPE_CGROUP_SKB;
> - break;
> case BPF_CGROUP_INET_SOCK_CREATE:
> case BPF_CGROUP_INET_SOCK_RELEASE:
> case BPF_CGROUP_INET4_POST_BIND:
> case BPF_CGROUP_INET6_POST_BIND:
> return BPF_PROG_TYPE_CGROUP_SOCK;
> diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c
> index 3dd8c2e4314e..f400a6122b3c 100644
> --- a/security/integrity/ima/ima_appraise.c
> +++ b/security/integrity/ima/ima_appraise.c
> @@ -179,11 +179,10 @@ enum hash_algo ima_get_hash_algo(struct evm_ima_xattr_data *xattr_value,
> case EVM_IMA_XATTR_DIGSIG:
> sig = (typeof(sig))xattr_value;
> if (sig->version != 2 || xattr_len <= sizeof(*sig))
> return ima_hash_algo;
> return sig->hash_algo;
> - break;
> case IMA_XATTR_DIGEST_NG:
> /* first byte contains algorithm id */
> ret = xattr_value->data[0];
> if (ret < HASH_ALGO__LAST)
> return ret;
> diff --git a/security/keys/trusted-keys/trusted_tpm1.c b/security/keys/trusted-keys/trusted_tpm1.c
> index b9fe02e5f84f..eddc9477d42a 100644
> --- a/security/keys/trusted-keys/trusted_tpm1.c
> +++ b/security/keys/trusted-keys/trusted_tpm1.c
> @@ -899,11 +899,10 @@ static int datablob_parse(char *datablob, struct trusted_key_payload *p,
> return ret;
> ret = Opt_update;
> break;
> case Opt_err:
> return -EINVAL;
> - break;
> }
> return ret;
> }
>
> static struct trusted_key_options *trusted_options_alloc(void)
> diff --git a/security/safesetid/lsm.c b/security/safesetid/lsm.c
> index 8a176b6adbe5..1079c6d54784 100644
> --- a/security/safesetid/lsm.c
> +++ b/security/safesetid/lsm.c
> @@ -123,11 +123,10 @@ static int safesetid_security_capable(const struct cred *cred,
> * set*uid() (e.g. setting up userns uid mappings).
> */
> pr_warn("Operation requires CAP_SETUID, which is not available to UID %u for operations besides approved set*uid transitions\n",
> __kuid_val(cred->uid));
> return -EPERM;
> - break;
> case CAP_SETGID:
> /*
> * If no policy applies to this task, allow the use of CAP_SETGID for
> * other purposes.
> */
> @@ -138,15 +137,13 @@ static int safesetid_security_capable(const struct cred *cred,
> * set*gid() (e.g. setting up userns gid mappings).
> */
> pr_warn("Operation requires CAP_SETGID, which is not available to GID %u for operations besides approved set*gid transitions\n",
> __kuid_val(cred->uid));
> return -EPERM;
> - break;
> default:
> /* Error, the only capabilities were checking for is CAP_SETUID/GID */
> return 0;
> - break;
> }
> return 0;
> }
>
> /*
> diff --git a/sound/pci/rme32.c b/sound/pci/rme32.c
> index 869af8a32c98..4eabece4dcba 100644
> --- a/sound/pci/rme32.c
> +++ b/sound/pci/rme32.c
> @@ -466,11 +466,10 @@ static int snd_rme32_capture_getrate(struct rme32 * rme32, int *is_adat)
> return 44100;
> case 7:
> return 32000;
> default:
> return -1;
> - break;
> }
> else
> switch (n) { /* supporting the CS8412 */
> case 0:
> return -1;
> diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
> index 4a1f576dd9cf..3382c069fd3d 100644
> --- a/sound/pci/rme9652/hdspm.c
> +++ b/sound/pci/rme9652/hdspm.c
> @@ -2284,11 +2284,10 @@ static int hdspm_get_wc_sample_rate(struct hdspm *hdspm)
> switch (hdspm->io_type) {
> case RayDAT:
> case AIO:
> status = hdspm_read(hdspm, HDSPM_RD_STATUS_1);
> return (status >> 16) & 0xF;
> - break;
> case AES32:
> status = hdspm_read(hdspm, HDSPM_statusRegister);
> return (status >> HDSPM_AES32_wcFreq_bit) & 0xF;
> default:
> break;
> @@ -2310,11 +2309,10 @@ static int hdspm_get_tco_sample_rate(struct hdspm *hdspm)
> switch (hdspm->io_type) {
> case RayDAT:
> case AIO:
> status = hdspm_read(hdspm, HDSPM_RD_STATUS_1);
> return (status >> 20) & 0xF;
> - break;
> case AES32:
> status = hdspm_read(hdspm, HDSPM_statusRegister);
> return (status >> 1) & 0xF;
> default:
> break;
> @@ -2336,11 +2334,10 @@ static int hdspm_get_sync_in_sample_rate(struct hdspm *hdspm)
> switch (hdspm->io_type) {
> case RayDAT:
> case AIO:
> status = hdspm_read(hdspm, HDSPM_RD_STATUS_2);
> return (status >> 12) & 0xF;
> - break;
> default:
> break;
> }
> }
>
> @@ -2356,11 +2353,10 @@ static int hdspm_get_aes_sample_rate(struct hdspm *hdspm, int index)
>
> switch (hdspm->io_type) {
> case AES32:
> timecode = hdspm_read(hdspm, HDSPM_timecodeRegister);
> return (timecode >> (4*index)) & 0xF;
> - break;
> default:
> break;
> }
> return 0;
> }
> @@ -3843,22 +3839,20 @@ static int hdspm_wc_sync_check(struct hdspm *hdspm)
> return 2;
> else
> return 1;
> }
> return 0;
> - break;
>
> case MADI:
> status2 = hdspm_read(hdspm, HDSPM_statusRegister2);
> if (status2 & HDSPM_wcLock) {
> if (status2 & HDSPM_wcSync)
> return 2;
> else
> return 1;
> }
> return 0;
> - break;
>
> case RayDAT:
> case AIO:
> status = hdspm_read(hdspm, HDSPM_statusRegister);
>
> @@ -3866,12 +3860,10 @@ static int hdspm_wc_sync_check(struct hdspm *hdspm)
> return 2;
> else if (status & 0x1000000)
> return 1;
> return 0;
>
> - break;
> -
> case MADIface:
> break;
> }
>
>
> diff --git a/sound/pci/rme9652/rme9652.c b/sound/pci/rme9652/rme9652.c
> index 7ab10028d9fa..012fbec5e6a7 100644
> --- a/sound/pci/rme9652/rme9652.c
> +++ b/sound/pci/rme9652/rme9652.c
> @@ -730,38 +730,31 @@ static inline int rme9652_spdif_sample_rate(struct snd_rme9652 *s)
> rate_bits = rme9652_read(s, RME9652_status_register) & RME9652_F;
>
> switch (rme9652_decode_spdif_rate(rate_bits)) {
> case 0x7:
> return 32000;
> - break;
>
> case 0x6:
> return 44100;
> - break;
>
> case 0x5:
> return 48000;
> - break;
>
> case 0x4:
> return 88200;
> - break;
>
> case 0x3:
> return 96000;
> - break;
>
> case 0x0:
> return 64000;
> - break;
>
> default:
> dev_err(s->card->dev,
> "%s: unknown S/PDIF input rate (bits = 0x%x)\n",
> s->card_name, rate_bits);
> return 0;
> - break;
> }
> }
>
> /*-----------------------------------------------------------------------------
> Control Interface
> diff --git a/sound/soc/codecs/wcd-clsh-v2.c b/sound/soc/codecs/wcd-clsh-v2.c
> index 1be82113c59a..817d8259758c 100644
> --- a/sound/soc/codecs/wcd-clsh-v2.c
> +++ b/sound/soc/codecs/wcd-clsh-v2.c
> @@ -478,11 +478,10 @@ static int _wcd_clsh_ctrl_set_state(struct wcd_clsh_ctrl *ctrl, int req_state,
> wcd_clsh_state_hph_l(ctrl, req_state, is_enable, mode);
> break;
> case WCD_CLSH_STATE_HPHR:
> wcd_clsh_state_hph_r(ctrl, req_state, is_enable, mode);
> break;
> - break;
> case WCD_CLSH_STATE_LO:
> wcd_clsh_state_lo(ctrl, req_state, is_enable, mode);
> break;
> default:
> break;
> diff --git a/sound/soc/codecs/wl1273.c b/sound/soc/codecs/wl1273.c
> index c56b9329240f..d8ced4559bf2 100644
> --- a/sound/soc/codecs/wl1273.c
> +++ b/sound/soc/codecs/wl1273.c
> @@ -309,11 +309,10 @@ static int wl1273_startup(struct snd_pcm_substream *substream,
> return -EINVAL;
> }
> break;
> default:
> return -EINVAL;
> - break;
> }
>
> return 0;
> }
>
> diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c
> index bbe8d782e0af..b1ca64d2f7ea 100644
> --- a/sound/soc/intel/skylake/skl-pcm.c
> +++ b/sound/soc/intel/skylake/skl-pcm.c
> @@ -500,11 +500,10 @@ static int skl_pcm_trigger(struct snd_pcm_substream *substream, int cmd,
> */
> ret = skl_decoupled_trigger(substream, cmd);
> if (ret < 0)
> return ret;
> return skl_run_pipe(skl, mconfig->pipe);
> - break;
>
> case SNDRV_PCM_TRIGGER_PAUSE_PUSH:
> case SNDRV_PCM_TRIGGER_SUSPEND:
> case SNDRV_PCM_TRIGGER_STOP:
> /*
> diff --git a/sound/soc/ti/davinci-mcasp.c b/sound/soc/ti/davinci-mcasp.c
> index a6b72ad53b43..2d85cc4c67fb 100644
> --- a/sound/soc/ti/davinci-mcasp.c
> +++ b/sound/soc/ti/davinci-mcasp.c
> @@ -2383,11 +2383,10 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
> break;
> default:
> dev_err(&pdev->dev, "No DMA controller found (%d)\n", ret);
> case -EPROBE_DEFER:
> goto err;
> - break;
> }
>
> if (ret) {
> dev_err(&pdev->dev, "register PCM failed: %d\n", ret);
> goto err;
>
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