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From: Dan Carpenter <dan.carpenter@oracle•com>
To: stable@vger•kernel.org
Cc: Greg Kroah-Hartman <greg@kroah•com>, Zhu Yi <yi.zhu@intel•com>,
	netdev@vger•kernel.org, Eric Dumazet <eric.dumazet@gmail•com>
Subject: [patch 5/8 2.6.32] tipc: use limited socket backlog
Date: Sun, 13 Nov 2011 23:18:49 +0300	[thread overview]
Message-ID: <20111113201849.GF1362@elgon.mountain> (raw)
In-Reply-To: <20111113201336.GA1362@elgon.mountain>

This applied without changes to the original patch.

>From 53eecb1be5ae499d399d2923933937a9ea1a284f Mon Sep 17 00:00:00 2001
From: Zhu Yi <yi.zhu@intel•com>
Date: Thu, 4 Mar 2010 18:01:45 +0000
Subject: [PATCH] tipc: use limited socket backlog

Make tipc adapt to the limited socket backlog change.

Cc: Jon Maloy <jon.maloy@ericsson•com>
Cc: Allan Stephens <allan.stephens@windriver•com>
Signed-off-by: Zhu Yi <yi.zhu@intel•com>
Acked-by: Eric Dumazet <eric.dumazet@gmail•com>
Acked-by: Allan Stephens <allan.stephens@windriver•com>
Signed-off-by: David S. Miller <davem@davemloft•net>
Signed-off-by: Dan Carpenter <dan.carpenter@oracle•com>
---
 net/tipc/socket.c |    6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 1ea64f0..22bfbc3 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -1322,8 +1322,10 @@ static u32 dispatch(struct tipc_port *tport, struct sk_buff *buf)
 	if (!sock_owned_by_user(sk)) {
 		res = filter_rcv(sk, buf);
 	} else {
-		sk_add_backlog(sk, buf);
-		res = TIPC_OK;
+		if (sk_add_backlog_limited(sk, buf))
+			res = TIPC_ERR_OVERLOAD;
+		else
+			res = TIPC_OK;
 	}
 	bh_unlock_sock(sk);
 
-- 
1.7.8.rc0.dirty

  parent reply	other threads:[~2011-11-13 20:19 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-13 20:13 [patch 0/8 2.6.32] CVE-2010-4251: packet backlog can get too large Dan Carpenter
2011-11-13 20:17 ` [patch 2/8 2.6.32] udp: use limited socket backlog Dan Carpenter
2011-11-13 20:18 ` [patch 3/8 2.6.32] x25: " Dan Carpenter
2011-11-13 20:18 ` [patch 4/8 2.6.32] sctp: " Dan Carpenter
2011-11-13 20:18 ` Dan Carpenter [this message]
2011-11-13 20:19 ` [patch 6/8 2.6.32] tcp: " Dan Carpenter
2011-11-13 20:19 ` [patch 7/8 2.6.32] llc: " Dan Carpenter
2011-11-13 20:19 ` [patch 8/8 2.6.32] net: backlog functions rename Dan Carpenter
2011-11-13 20:58 ` [patch 0/8 2.6.32] CVE-2010-4251: packet backlog can get too large David Miller
2011-11-13 23:29   ` Ben Hutchings
2011-11-14  3:24     ` David Miller
2011-11-14 18:11       ` Greg KH

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