[patch 24/31] IrDA: irttp_dup spin_lock initialisation

[Greg KH]

-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Samuel Ortiz <samuel@xxxxxxxxxx>

Without this initialization one gets

kernel BUG at kernel/rtmutex_common.h:80!

This patch should also be included in the -stable kernel.

Signed-off-by: G. Liakhovetski <gl@xxxxxxxxx>
Signed-off-by: Samuel Ortiz <samuel@xxxxxxxxxx>
Cc: David Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
 net/irda/irttp.c |    1 +
 1 file changed, 1 insertion(+)

--- a/net/irda/irttp.c
+++ b/net/irda/irttp.c
@@ -1455,6 +1455,7 @@ struct tsap_cb *irttp_dup(struct tsap_cb
 
 	/* Not everything should be copied */
 	new->notify.instance = instance;
+	spin_lock_init(&new->lock);
 	init_timer(&new->todo_timer);
 
 	skb_queue_head_init(&new->rx_queue);

-- 
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