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xfrm: dont assume rcu_read_lock in xfrm_output_one() 

ip_local_out() is called with rcu_read_lock() held from ip_queue_xmit()
but not from other call sites.

Reported-and-bisected-by: Nick Bowler <nbowler@elliptictech.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2010-09-16 12:27:50 +00:00 committed by David S. Miller
parent 801e147cde
commit e71895a1be
1 changed files with 1 additions and 1 deletions
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2
net/xfrm/xfrm_output.c
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@ -101,7 +101,7 @@ static int xfrm_output_one(struct sk_buff *skb, int err)
err = -EHOSTUNREACH; err = -EHOSTUNREACH;
goto error_nolock; goto error_nolock;
} }
skb_dst_set_noref(skb, dst); skb_dst_set(skb, dst_clone(dst));
x = dst->xfrm; x = dst->xfrm;
} while (x && !(x->outer_mode->flags & XFRM_MODE_FLAG_TUNNEL)); } while (x && !(x->outer_mode->flags & XFRM_MODE_FLAG_TUNNEL));