AcoSail/kernel_optimize_test
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[CONNECTOR]: Don't touch queue dev after decrement of ref count.

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cn_queue_free_callback() will touch 'dev'(i.e. cbq->pdev), so it
should be called before atomic_dec(&dev->refcnt).

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Li Zefan 2008-01-08 23:44:44 -08:00 committed by David S. Miller
parent 9d3e44425e
commit cf585ae8ae
1 changed files with 1 additions and 1 deletions
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drivers/connector/cn_queue.c
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@ -99,8 +99,8 @@ int cn_queue_add_callback(struct cn_queue_dev *dev, char *name, struct cb_id *id
spin_unlock_bh(&dev->queue_lock);
if (found) {
atomic_dec(&dev->refcnt);
cn_queue_free_callback(cbq);
atomic_dec(&dev->refcnt);
return -EINVAL;
}