[PATCH 5/8] llc: use limited socket backlog

[Zhu Yi <yi.zhu@intel.com>]

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>
---
 net/llc/llc_c_ac.c |    2 +-
 net/llc/llc_conn.c |    3 ++-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/net/llc/llc_c_ac.c b/net/llc/llc_c_ac.c
index 019c780..86d6985 100644
--- a/net/llc/llc_c_ac.c
+++ b/net/llc/llc_c_ac.c
@@ -1437,7 +1437,7 @@ static void llc_process_tmr_ev(struct sock *sk, struct sk_buff *skb)
 			llc_conn_state_process(sk, skb);
 		else {
 			llc_set_backlog_type(skb, LLC_EVENT);
-			sk_add_backlog(sk, skb);
+			__sk_add_backlog(sk, skb);
 		}
 	}
 }
diff --git a/net/llc/llc_conn.c b/net/llc/llc_conn.c
index a8dde9b..a12144d 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(sk, skb))
+			goto drop_unlock;
 	}
 out:
 	bh_unlock_sock(sk);
-- 
1.6.3.3