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sched/wait: Fix __wait_event_interruptible_lock_irq_timeout() 

__wait_event_interruptible_lock_irq_timeout() needs the timeout
parameter passed instead of "ret".

This magically compiled since the only user has a local ret
variable. Luckily we got a build warning:

  CC      drivers/s390/scsi/zfcp_qdio.o
  drivers/s390/scsi/zfcp_qdio.c: In function 'zfcp_qdio_sbal_get':
  include/linux/wait.h:780:15: warning: 'ret' may be used uninitialized

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Acked-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20131031114814.GB5551@osiris
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Heiko Carstens 2013-10-31 12:48:14 +01:00 committed by Ingo Molnar
parent fb10d5b7ef
commit 7d716456a0
1 changed files with 1 additions and 1 deletions
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2
include/linux/wait.h
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@ -739,7 +739,7 @@ do { \
#define __wait_event_interruptible_lock_irq_timeout(wq, condition, \
lock, timeout) \
___wait_event(wq, ___wait_cond_timeout(condition), \
TASK_INTERRUPTIBLE, 0, ret, \
TASK_INTERRUPTIBLE, 0, timeout, \
spin_unlock_irq(&lock); \
__ret = schedule_timeout(__ret); \
spin_lock_irq(&lock));