Commit-ID: 7d716456a0ee4e9bd63be9234f886d20382ac950
Gitweb: http://git.kernel.org/tip/7d716456a0ee4e9bd63be9234f886d20382ac950
Author: Heiko Carstens <heiko.carstens@xxxxxxxxxx>
AuthorDate: Thu, 31 Oct 2013 12:48:14 +0100
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Fri, 1 Nov 2013 08:42:44 +0100
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@xxxxxxxxxx>
Acked-by: Peter Zijlstra <a.p.zijlstra@xxxxxxxxx>
Link: http://lkml.kernel.org/r/20131031114814.GB5551@osiris
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
include/linux/wait.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/linux/wait.h b/include/linux/wait.h
index 3b23afa..61939ba 100644
--- a/include/linux/wait.h
+++ b/include/linux/wait.h
@@ -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));
--
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