From 79545b681961d7001c1f4c3eb9ffb87bed4485db Mon Sep 17 00:00:00 2001
From: Zhu Yi <yi.zhu@intel.com>
Date: Thu, 4 Mar 2010 18:01:43 +0000
Subject: llc: use limited socket backlog

Make llc adapt to the limited socket backlog change.

Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 net/llc/llc_conn.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/net/llc/llc_conn.c b/net/llc/llc_conn.c
index a8dde9b010da..c0539ffdb272 100644
--- a/net/llc/llc_conn.c
+++ b/net/llc/llc_conn.c
@@ -827,7 +827,8 @@ void llc_conn_handler(struct llc_sap *sap, struct sk_buff *skb)
 	else {
 		dprintk("%s: adding to backlog...\n", __func__);
 		llc_set_backlog_type(skb, LLC_PACKET);
-		sk_add_backlog(sk, skb);
+		if (sk_add_backlog_limited(sk, skb))
+			goto drop_unlock;
 	}
 out:
 	bh_unlock_sock(sk);
-- 
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