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pppoe: fix reference counting in PPPoE proxy 

commit 29e73269aa4d36f92b35610c25f8b01c789b0dc8 upstream.

Drop reference on the relay_po socket when __pppoe_xmit() succeeds.
This is already handled correctly in the error path.

Signed-off-by: Guillaume Nault <g.nault@alphalink.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
This commit is contained in:
Guillaume Nault 2016-02-15 17:01:10 +01:00 committed by syphyr
parent f99add3d5b
commit 59a177e5b6
1 changed files with 2 additions and 0 deletions
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2
drivers/net/ppp/pppoe.c
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@ -392,6 +392,8 @@ static int pppoe_rcv_core(struct sock *sk, struct sk_buff *skb)
if (!__pppoe_xmit(sk_pppox(relay_po), skb))
goto abort_put;
sock_put(sk_pppox(relay_po));
} else {
if (sock_queue_rcv_skb(sk, skb))
goto abort_kfree;