[PATCH -tip] sched: fix uninitialized variable usage

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From: Lin Ming
Date: Monday, November 29, 2010 - 8:51 pm

linux-2.6/kernel/sched.c: In function ‘sched_destroy_group’:
linux-2.6/kernel/sched.c:8101: warning: ‘i’ is used uninitialized in this function

This is caused by commit 3d4b47b(Implement on-demand (active) cfs_rq list)

Signed-off-by: Lin Ming <ming.m.lin@intel.com>
---
 kernel/sched.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/kernel/sched.c b/kernel/sched.c
index 717bf7d..c3af198 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -8088,7 +8088,6 @@ static inline void unregister_fair_sched_group(struct task_group *tg, int cpu)
 {
 	struct rq *rq = cpu_rq(cpu);
 	unsigned long flags;
-	int i;
 
 	/*
 	* Only empty task groups can be destroyed; so we can speculatively
@@ -8098,7 +8097,7 @@ static inline void unregister_fair_sched_group(struct task_group *tg, int cpu)
 		return;
 
 	raw_spin_lock_irqsave(&rq->lock, flags);
-	list_del_leaf_cfs_rq(tg->cfs_rq[i]);
+	list_del_leaf_cfs_rq(tg->cfs_rq[cpu]);
 	raw_spin_unlock_irqrestore(&rq->lock, flags);
 }
 #else /* !CONFG_FAIR_GROUP_SCHED */


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[PATCH -tip] sched: fix uninitialized variable usage, Lin Ming, (Mon Nov 29, 8:51 pm)