netdev - [PATCH v1] sctp: kzalloc() error handling on deleting last address

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Message-Id: <42280E6C-8514-4C01-9B81-35DDE65BBE42@sfc.wide.ad.jp>
Date:	Fri, 10 Jun 2011 18:06:15 +0900
From:	Michio Honda <micchie@....wide.ad.jp>
To:	David Miller <davem@...emloft.net>
Cc:	Wei Yongjun <yjwei@...fujitsu.com>, netdev@...r.kernel.org
Subject: [PATCH v1] sctp: kzalloc() error handling on deleting last address

>From be2da529aa45061e77ad96313175e141aaadc16a Mon Sep 17 00:00:00 2001
From: Michio Honda <micchie@....wide.ad.jp>
Date: Fri, 10 Jun 2011 16:42:14 +0900
Subject: [PATCH v1] sctp: kzalloc() error handling on deleting last address

Signed-off-by: Michio Honda <micchie@....wide.ad.jp>
---
 net/sctp/socket.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index e7e1b14..60038fe 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -786,6 +786,10 @@ static int sctp_send_asconf_del_ip(struct sock		*sk,
 				continue;
 			asoc->asconf_addr_del_pending =
 			    kzalloc(sizeof(union sctp_addr), GFP_ATOMIC);
+			if (asoc->asconf_addr_del_pending == NULL) {
+				retval = -ENOMEM;
+				goto out;
+			}
 			asoc->asconf_addr_del_pending->sa.sa_family =
 				    addrs->sa_family;
 			asoc->asconf_addr_del_pending->v4.sin_port =
-- 
1.7.3.2


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