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Commit d16b46e4 authored by Herbert Xu's avatar Herbert Xu Committed by Steffen Klassert
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xfrm: Use __skb_queue_tail in xfrm_trans_queue 



We do not need locking in xfrm_trans_queue because it is designed
to use per-CPU buffers.  However, the original code incorrectly
used skb_queue_tail which takes the lock.  This patch switches
it to __skb_queue_tail instead.

Reported-and-tested-by: default avatarArtem Savkov <asavkov@redhat.com>
Fixes: acf568ee ("xfrm: Reinject transport-mode packets...")
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: default avatarSteffen Klassert <steffen.klassert@secunet.com>
parent 2f10a61c

net/xfrm/xfrm_input.c

+1 −1
Original line number Diff line number Diff line
@@ -518,7 +518,7 @@ int xfrm_trans_queue(struct sk_buff *skb, 
		return -ENOBUFS;



	XFRM_TRANS_SKB_CB(skb)->finish = finish;

	skb_queue_tail(&trans->queue, skb);

	__skb_queue_tail(&trans->queue, skb);

	tasklet_schedule(&trans->tasklet);

	return 0;

}