From dc5e83324d429b435344693bc4e0518f2e18d552 Mon Sep 17 00:00:00 2001
From: "David S. Miller" <davem@davemloft.net>
Date: Fri, 20 Jun 2008 22:04:34 -0700
Subject: [PATCH] --- yaml --- r: 98366 b: refs/heads/master c:
 735ce972fbc8a65fb17788debd7bbe7b4383cc62 h: refs/heads/master v: v3

---
 [refs]                  | 2 +-
 trunk/net/sctp/socket.c | 4 +++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index d561d3e0be59..545e2a01e0be 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 2645a3c3761ac25498db2e627271016c849c68e1
+refs/heads/master: 735ce972fbc8a65fb17788debd7bbe7b4383cc62
diff --git a/trunk/net/sctp/socket.c b/trunk/net/sctp/socket.c
index e7e3baf7009e..0dbcde6758ea 100644
--- a/trunk/net/sctp/socket.c
+++ b/trunk/net/sctp/socket.c
@@ -4401,7 +4401,9 @@ static int sctp_getsockopt_local_addrs_old(struct sock *sk, int len,
 	if (copy_from_user(&getaddrs, optval, len))
 		return -EFAULT;
 
-	if (getaddrs.addr_num <= 0) return -EINVAL;
+	if (getaddrs.addr_num <= 0 ||
+	    getaddrs.addr_num >= (INT_MAX / sizeof(union sctp_addr)))
+		return -EINVAL;
 	/*
 	 *  For UDP-style sockets, id specifies the association to query.
 	 *  If the id field is set to the value '0' then the locally bound