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PM / Freezer: fix return value of freezable_schedule_timeout_killable()

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...it should return the return code from schedule_timeout_killable(),
not the one from freezer_count().

All of the current callers ignore the return code so the bug is
harmless but it's worth fixing.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
This commit is contained in:
Jeff Layton 2011-12-26 00:29:55 +01:00 committed by Rafael J. Wysocki
parent 467de1fc67
commit b3b73ec0d7
1 changed files with 3 additions and 1 deletions
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4
include/linux/freezer.h
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@ -116,9 +116,11 @@ static inline int freezer_should_skip(struct task_struct *p)
/* Like schedule_timeout_killable(), but should not block the freezer. */
#define freezable_schedule_timeout_killable(timeout) \
({ \
long __retval; \
freezer_do_not_count(); \
schedule_timeout_killable(timeout); \
__retval = schedule_timeout_killable(timeout); \
freezer_count(); \
__retval; \
})
/*