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From: Greg KH on 30 Mar 2010 19:40
2.6.33-stable review patch. If anyone has any objections, please let us know.

------------------

From: Zhu Yi <yi.zhu(a)intel.com>

[ Upstream commit 79545b681961d7001c1f4c3eb9ffb87bed4485db ]

Make llc adapt to the limited socket backlog change.

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

--- a/net/llc/llc_conn.c
+++ b/net/llc/llc_conn.c
@@ -756,7 +756,8 @@ void llc_conn_handler(struct llc_sap *sa
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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