From: Ondrej Zary <linux@rainbow-software.org>
To: linux-scsi@vger.kernel.org
Subject: [PATCH 13/36] aha1542: Remove unneeded gotos
Date: Fri, 6 Feb 2015 23:11:34 +0100 [thread overview]
Message-ID: <1423260717-15944-14-git-send-email-linux@rainbow-software.org> (raw)
In-Reply-To: <1423260717-15944-1-git-send-email-linux@rainbow-software.org>
Remove gotos that are no longer needed.
Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
---
drivers/scsi/aha1542.c | 58 ++++++++++++++++--------------------------------
1 file changed, 19 insertions(+), 39 deletions(-)
diff --git a/drivers/scsi/aha1542.c b/drivers/scsi/aha1542.c
index 7bf4604..af2c69e 100644
--- a/drivers/scsi/aha1542.c
+++ b/drivers/scsi/aha1542.c
@@ -198,17 +198,16 @@ static int aha1542_in(unsigned int base, u8 *cmdp, int len, int timeout)
spin_lock_irqsave(&aha1542_lock, flags);
while (len--) {
- if (!wait_mask(STATUS(base), DF, DF, 0, timeout))
- goto fail;
+ if (!wait_mask(STATUS(base), DF, DF, 0, timeout)) {
+ spin_unlock_irqrestore(&aha1542_lock, flags);
+ if (timeout == 0)
+ printk(KERN_ERR "aha1542_in failed(%d): ", len + 1);
+ return 1;
+ }
*cmdp++ = inb(DATA(base));
}
spin_unlock_irqrestore(&aha1542_lock, flags);
return 0;
-fail:
- spin_unlock_irqrestore(&aha1542_lock, flags);
- if (timeout == 0)
- printk(KERN_ERR "aha1542_in failed(%d): ", len + 1);
- return 1;
}
static int makecode(unsigned hosterr, unsigned scsierr)
@@ -292,12 +291,12 @@ static int aha1542_test_port(int bse, struct Scsi_Host *shpnt)
debug = 1;
/* Expect INIT and IDLE, any of the others are bad */
if (!wait_mask(STATUS(bse), STATMASK, INIT | IDLE, STST | DIAGF | INVDCMD | DF | CDF, 0))
- goto fail;
+ return 0;
debug = 2;
/* Shouldn't have generated any interrupts during reset */
if (inb(INTRFLAGS(bse)) & INTRMASK)
- goto fail;
+ return 0;
/* Perform a host adapter inquiry instead so we do not need to set
@@ -311,19 +310,19 @@ static int aha1542_test_port(int bse, struct Scsi_Host *shpnt)
while (len--) {
if (!wait_mask(STATUS(bse), DF, DF, 0, 0))
- goto fail;
+ return 0;
*cmdp++ = inb(DATA(bse));
}
debug = 8;
/* Reading port should reset DF */
if (inb(STATUS(bse)) & DF)
- goto fail;
+ return 0;
debug = 9;
/* When HACC, command is completed, and we're though testing */
if (!wait_mask(INTRFLAGS(bse), HACC, HACC, 0, 0))
- goto fail;
+ return 0;
/* now initialize adapter */
debug = 10;
@@ -333,8 +332,6 @@ static int aha1542_test_port(int bse, struct Scsi_Host *shpnt)
debug = 11;
return debug; /* 1 = ok */
-fail:
- return 0; /* 0 = not ok */
}
static int aha1542_restart(struct Scsi_Host *shost)
@@ -692,11 +689,7 @@ static void setup_mailboxes(int bse, struct Scsi_Host *shpnt)
any2scsi((cmd + 2), isa_virt_to_bus(mb));
aha1542_out(bse, cmd, 5);
if (!wait_mask(INTRFLAGS(bse), INTRMASK, HACC, 0, 0))
- goto fail;
- while (0) {
-fail:
printk(KERN_ERR "aha1542_detect: failed setting up mailboxes\n");
- }
aha1542_intr_reset(bse);
}
@@ -711,11 +704,7 @@ static int aha1542_getconfig(int base_io, unsigned char *irq_level, unsigned cha
aha1542_outb(base_io, CMD_RETCONF);
aha1542_in(base_io, inquiry_result, 3, 0);
if (!wait_mask(INTRFLAGS(base_io), INTRMASK, HACC, 0, 0))
- goto fail;
- while (0) {
-fail:
printk(KERN_ERR "aha1542_detect: query board settings\n");
- }
aha1542_intr_reset(base_io);
switch (inquiry_result[0]) {
case 0x80:
@@ -816,11 +805,7 @@ static int aha1542_query(int base_io, int *transl)
aha1542_outb(base_io, CMD_INQUIRY);
aha1542_in(base_io, inquiry_result, 4, 0);
if (!wait_mask(INTRFLAGS(base_io), INTRMASK, HACC, 0, 0))
- goto fail;
- while (0) {
-fail:
printk(KERN_ERR "aha1542_detect: query card type\n");
- }
aha1542_intr_reset(base_io);
*transl = BIOS_TRANSLATION_6432; /* Default case */
@@ -1147,8 +1132,10 @@ static int aha1542_bus_reset(Scsi_Cmnd * SCpnt)
spin_lock_irq(SCpnt->device->host->host_lock);
if (!wait_mask(STATUS(SCpnt->device->host->io_port),
- STATMASK, INIT | IDLE, STST | DIAGF | INVDCMD | DF | CDF, 0))
- goto fail;
+ STATMASK, INIT | IDLE, STST | DIAGF | INVDCMD | DF | CDF, 0)) {
+ spin_unlock_irq(SCpnt->device->host->host_lock);
+ return FAILED;
+ }
/*
* Now try to pick up the pieces. For all pending commands,
@@ -1182,10 +1169,6 @@ static int aha1542_bus_reset(Scsi_Cmnd * SCpnt)
spin_unlock_irq(SCpnt->device->host->host_lock);
return SUCCESS;
-
-fail:
- spin_unlock_irq(SCpnt->device->host->host_lock);
- return FAILED;
}
static int aha1542_host_reset(Scsi_Cmnd * SCpnt)
@@ -1212,9 +1195,10 @@ static int aha1542_host_reset(Scsi_Cmnd * SCpnt)
spin_lock_irq(SCpnt->device->host->host_lock);
if (!wait_mask(STATUS(SCpnt->device->host->io_port),
- STATMASK, INIT | IDLE, STST | DIAGF | INVDCMD | DF | CDF, 0))
- goto fail;
-
+ STATMASK, INIT | IDLE, STST | DIAGF | INVDCMD | DF | CDF, 0)) {
+ spin_unlock_irq(SCpnt->device->host->host_lock);
+ return FAILED;
+ }
/*
* We need to do this too before the 1542 can interact with
* us again.
@@ -1252,10 +1236,6 @@ static int aha1542_host_reset(Scsi_Cmnd * SCpnt)
spin_unlock_irq(SCpnt->device->host->host_lock);
return SUCCESS;
-
-fail:
- spin_unlock_irq(SCpnt->device->host->host_lock);
- return FAILED;
}
static int aha1542_biosparam(struct scsi_device *sdev,
--
Ondrej Zary
next prev parent reply other threads:[~2015-02-06 22:15 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-06 22:11 [PATCH 0/36] aha1542: Various improvements Ondrej Zary
2015-02-06 22:11 ` [PATCH 01/36] aha1542: Stop using scsi_module.c Ondrej Zary
2015-02-06 22:11 ` [PATCH 02/36] aha1542: remove dead code Ondrej Zary
2015-02-06 22:11 ` [PATCH 03/36] aha1542: Remove SCSI_BUF_PA, SCSI_SG_PA, AHA1542_SCATTER and AHA1542_CMDLUN Ondrej Zary
2015-02-06 22:11 ` [PATCH 04/36] aha1542: Remove HOSTDATA macro Ondrej Zary
2015-02-06 22:11 ` [PATCH 05/36] aha1542: Convert aha1542_intr_reset to function Ondrej Zary
2015-02-06 22:11 ` [PATCH 06/36] aha1542: Use u8 instead of unchar Ondrej Zary
2015-02-06 22:11 ` [PATCH 07/36] aha1542: Reorder functions to remove forward declarations Ondrej Zary
2015-02-06 22:11 ` [PATCH 08/36] aha1542: remove empty aha1542_stat Ondrej Zary
2015-02-06 22:11 ` [PATCH 09/36] aha1542: Use BIT() macro Ondrej Zary
2015-02-06 22:11 ` [PATCH 10/36] aha1542: Remove WAIT and WAITd macros Ondrej Zary
2015-02-06 22:11 ` [PATCH 11/36] aha1542: Unify aha1542_in and aha1542_in1 Ondrej Zary
2015-02-06 22:11 ` [PATCH 12/36] aha1542: Split aha1542_out Ondrej Zary
2015-02-06 22:11 ` Ondrej Zary [this message]
2015-02-06 22:11 ` [PATCH 14/36] aha1542: remove useless code from aha1542_test_port Ondrej Zary
2015-02-06 22:11 ` [PATCH 15/36] aha1542: Remove aha1542_restart Ondrej Zary
2015-02-06 22:11 ` [PATCH 16/36] aha1542: Merge aha1542_host_reset and aha1542_bus_reset Ondrej Zary
2015-02-06 22:11 ` [PATCH 17/36] aha1542: split out code from aha1542_hw_init Ondrej Zary
2015-02-06 22:11 ` [PATCH 18/36] aha1542: Call wait_mask from aha1542_out Ondrej Zary
2015-02-06 22:11 ` [PATCH 19/36] aha1542: rework hw_init Ondrej Zary
2015-02-06 22:11 ` [PATCH 20/36] aha1542: rework configuration parameters Ondrej Zary
2015-02-06 22:11 ` [PATCH 21/36] aha1542: Simplify aha1542_biosparam Ondrej Zary
2015-02-06 22:11 ` [PATCH 22/36] aha1542: clean up cmd variables Ondrej Zary
2015-02-06 22:11 ` [PATCH 23/36] aha1524: Use struct scsi_cmnd Ondrej Zary
2015-02-06 22:11 ` [PATCH 24/36] aha1542: Always name Scsi_Host variables sh Ondrej Zary
2015-02-06 22:11 ` [PATCH 25/36] aha1542: fix include guard and remove useless changelog Ondrej Zary
2015-02-06 22:11 ` [PATCH 26/36] aha1542: " Ondrej Zary
2015-02-06 22:11 ` [PATCH 27/36] aha1542: cleanup includes Ondrej Zary
2015-02-06 22:11 ` [PATCH 28/36] aha1542: Pass struct Scsi_Host * to functions Ondrej Zary
2015-02-06 22:11 ` [PATCH 29/36] aha1542: Change aha1542_set_bus_times parameters Ondrej Zary
2015-02-06 22:11 ` [PATCH 30/36] aha1542: Use shost_printk instead of printk Ondrej Zary
2015-02-06 22:11 ` [PATCH 31/36] aha1542: remove DEB macro and simplify debug code Ondrej Zary
2015-02-06 22:11 ` [PATCH 32/36] aha1542: Use print_hex_dump_bytes in " Ondrej Zary
2015-02-06 22:11 ` [PATCH 33/36] aha1542: Don't reduce functionality with DEBUG enabled Ondrej Zary
2015-02-06 22:11 ` [PATCH 34/36] aha1542: rework locking Ondrej Zary
2015-02-06 22:11 ` [PATCH 35/36] aha1542: Fix bus reset Ondrej Zary
2015-02-06 22:11 ` [PATCH 36/36] aha1542: remove loop from aha1542_outb Ondrej Zary
2015-04-06 15:21 ` [PATCH 0/36] aha1542: Various improvements Christoph Hellwig
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