rcu: fix sparse shadowed variable warning
kernel/rcuclassic.c:564:18: warning: symbol 'flags' shadows an earlier one
kernel/rcuclassic.c:527:16: originally declared here
Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
diff --git a/kernel/rcuclassic.c b/kernel/rcuclassic.c
index 743cf05..ed15128 100644
--- a/kernel/rcuclassic.c
+++ b/kernel/rcuclassic.c
@@ -561,15 +561,15 @@
local_irq_restore(flags);
if (rcu_batch_after(rdp->batch, rcp->pending)) {
- unsigned long flags;
+ unsigned long flags2;
/* and start it/schedule start if it's a new batch */
- spin_lock_irqsave(&rcp->lock, flags);
+ spin_lock_irqsave(&rcp->lock, flags2);
if (rcu_batch_after(rdp->batch, rcp->pending)) {
rcp->pending = rdp->batch;
rcu_start_batch(rcp);
}
- spin_unlock_irqrestore(&rcp->lock, flags);
+ spin_unlock_irqrestore(&rcp->lock, flags2);
}
}