sched: Fix signedness bug in yield_to()

In 7b270f6099 "sched: Bail out of yield_to when source and
target runqueue has one task" we changed this to store -ESRCH so
it needs to be signed.

Signed-off-by: Dan Carpenter <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: [email protected]
Cc: Steven Rostedt <[email protected]>
Cc: Mike Galbraith <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>

diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 26058d0bebba1ca927c4df3e993190d5415f006c..c5b089df7ea8a7961af7f0fab2df8a65011442bf 100644 (file)
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -4371,7 +4371,7 @@ bool __sched yield_to(struct task_struct *p, bool preempt)
        struct task_struct *curr = current;
        struct rq *rq, *p_rq;
        unsigned long flags;
-       bool yielded = 0;
+       int yielded = 0;
 
        local_irq_save(flags);
        rq = this_rq();