[CONNECTOR]: Don't touch queue dev after decrement of ref count.
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>
diff --git a/drivers/connector/cn_queue.c b/drivers/connector/cn_queue.c
index 296f510..12ceed5 100644
--- a/drivers/connector/cn_queue.c
+++ b/drivers/connector/cn_queue.c
@@ -99,8 +99,8 @@
spin_unlock_bh(&dev->queue_lock);
if (found) {
- atomic_dec(&dev->refcnt);
cn_queue_free_callback(cbq);
+ atomic_dec(&dev->refcnt);
return -EINVAL;
}
