From: kernel test robot <lkp@intel.com>
To: Rob Herring <robh@kernel.org>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: [robh:dt/header-cleanups 57/59] drivers/regulator/ti-abb-regulator.c:669:34: warning: unused variable 'ti_abb_of_match'
Date: Tue, 2 May 2023 10:10:31 +0800 [thread overview]
Message-ID: <202305021028.M12yAwRC-lkp@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git dt/header-cleanups
head: 34ab035cf8c37588331031cac8fc0dd07f15f3cc
commit: 23496cc222294cb10cd0a3601c443f75a5016ad6 [57/59] Use of_device_get_match_data
config: hexagon-randconfig-r031-20230501 (https://download.01.org/0day-ci/archive/20230502/202305021028.M12yAwRC-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project b1465cd49efcbc114a75220b153f5a055ce7911f)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git/commit/?id=23496cc222294cb10cd0a3601c443f75a5016ad6
git remote add robh https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git
git fetch --no-tags robh dt/header-cleanups
git checkout 23496cc222294cb10cd0a3601c443f75a5016ad6
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=hexagon SHELL=/bin/bash drivers/regulator/ sound/soc/codecs/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202305021028.M12yAwRC-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/regulator/ti-abb-regulator.c:15:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from drivers/regulator/ti-abb-regulator.c:15:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from drivers/regulator/ti-abb-regulator.c:15:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
>> drivers/regulator/ti-abb-regulator.c:669:34: warning: unused variable 'ti_abb_of_match' [-Wunused-const-variable]
static const struct of_device_id ti_abb_of_match[] = {
^
7 warnings generated.
--
In file included from sound/soc/codecs/rt5677.c:16:
In file included from include/linux/regmap.h:20:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __raw_readb(PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
#define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
^
In file included from sound/soc/codecs/rt5677.c:16:
In file included from include/linux/regmap.h:20:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
~~~~~~~~~~ ^
include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
#define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
^
In file included from sound/soc/codecs/rt5677.c:16:
In file included from include/linux/regmap.h:20:
In file included from include/linux/iopoll.h:14:
In file included from include/linux/io.h:13:
In file included from arch/hexagon/include/asm/io.h:334:
include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writeb(value, PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
__raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
~~~~~~~~~~ ^
>> sound/soc/codecs/rt5677.c:5233:36: warning: unused variable 'rt5677_acpi_match' [-Wunused-const-variable]
static const struct acpi_device_id rt5677_acpi_match[] = {
^
7 warnings generated.
vim +/ti_abb_of_match +669 drivers/regulator/ti-abb-regulator.c
6127daa85094e2 Nishanth Menon 2014-01-23 668
40b1936efebdb9 Andrii.Tseglytskyi 2013-05-02 @669 static const struct of_device_id ti_abb_of_match[] = {
40b1936efebdb9 Andrii.Tseglytskyi 2013-05-02 670 {.compatible = "ti,abb-v1", .data = &abb_regs_v1},
40b1936efebdb9 Andrii.Tseglytskyi 2013-05-02 671 {.compatible = "ti,abb-v2", .data = &abb_regs_v2},
6127daa85094e2 Nishanth Menon 2014-01-23 672 {.compatible = "ti,abb-v3", .data = &abb_regs_generic},
40b1936efebdb9 Andrii.Tseglytskyi 2013-05-02 673 { },
40b1936efebdb9 Andrii.Tseglytskyi 2013-05-02 674 };
40b1936efebdb9 Andrii.Tseglytskyi 2013-05-02 675
:::::: The code at line 669 was first introduced by commit
:::::: 40b1936efebdb9c31d9ed6fe59055f71ea366509 regulator: Introduce TI Adaptive Body Bias(ABB) on-chip LDO driver
:::::: TO: Andrii.Tseglytskyi <andrii.tseglytskyi@ti.com>
:::::: CC: Mark Brown <broonie@opensource.wolfsonmicro.com>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
reply other threads:[~2023-05-02 2:10 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202305021028.M12yAwRC-lkp@intel.com \
--to=lkp@intel.com \
--cc=llvm@lists.linux.dev \
--cc=oe-kbuild-all@lists.linux.dev \
--cc=robh@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.