netdev - [PATCH net] pppoe: fix reference counting in PPPoE proxy

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Message-ID: <20160215160110.GA1186@alphalink.fr>
Date:	Mon, 15 Feb 2016 17:01:10 +0100
From:	Guillaume Nault <g.nault@...halink.fr>
To:	netdev@...r.kernel.org
Cc:	David Miller <davem@...emloft.net>
Subject: [PATCH net] pppoe: fix reference counting in PPPoE proxy

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@...halink.fr>
---
No 'Fixes' tag, since this issue seems to predate git's history.

 drivers/net/ppp/pppoe.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ppp/pppoe.c b/drivers/net/ppp/pppoe.c
index f3c6302..4ddae81 100644
--- a/drivers/net/ppp/pppoe.c
+++ b/drivers/net/ppp/pppoe.c
@@ -395,6 +395,8 @@ 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;
-- 
2.7.0