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lockdep: Remove unnecessary 'hlock_next' variable 

Signed-off-by: Hong Zhiguo <honkiko@gmail.com>
Cc: peterz@infradead.org
Link: http://lkml.kernel.org/r/1365058881-4044-1-git-send-email-honkiko@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Hong Zhiguo 2013-04-04 15:01:21 +08:00 committed by Ingo Molnar
parent 31880c37c1
commit bfaf4af8ab
1 changed files with 2 additions and 4 deletions
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6
kernel/lockdep.c
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@ -2000,7 +2000,7 @@ static inline int lookup_chain_cache(struct task_struct *curr,
struct lock_class *class = hlock_class(hlock);
struct list_head *hash_head = chainhashentry(chain_key);
struct lock_chain *chain;
struct held_lock *hlock_curr, *hlock_next;
struct held_lock *hlock_curr;
int i, j;
/*
@ -2057,12 +2057,10 @@ cache_hit:
chain->chain_key = chain_key;
chain->irq_context = hlock->irq_context;
/* Find the first held_lock of current chain */
hlock_next = hlock;
for (i = curr->lockdep_depth - 1; i >= 0; i--) {
hlock_curr = curr->held_locks + i;
if (hlock_curr->irq_context != hlock_next->irq_context)
if (hlock_curr->irq_context != hlock->irq_context)
break;
hlock_next = hlock;
}
i++;
chain->depth = curr->lockdep_depth + 1 - i;