netdev - [PATCH net-next] ipv6: fix a bad cast in ip6_dst_lookup

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Fri, 06 Jul 2012 09:19:05 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	David Miller <davem@...emloft.net>
Cc:	wfg@...ux.intel.com, netdev@...r.kernel.org,
	steffen.klassert@...unet.com
Subject: [PATCH net-next] ipv6: fix a bad cast in ip6_dst_lookup_tail()

From: Eric Dumazet <edumazet@...gle.com>

Fix a bug in ip6_dst_lookup_tail(), where typeof(dst) is 
"struct dst_entry **", not "struct dst_entry *"

Reported-by: Fengguang Wu <wfg@...ux.intel.com>
Signed-off-by: Eric Dumazet <edumazet@...gle.com>
---
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index 6d9c0ab..c6af596 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -975,7 +975,7 @@ static int ip6_dst_lookup_tail(struct sock *sk,
 	 * dst entry of the nexthop router
 	 */
 	rcu_read_lock();
-	rt = (struct rt6_info *) dst;
+	rt = (struct rt6_info *) *dst;
 	n = rt->n;
 	if (n && !(n->nud_state & NUD_VALID)) {
 		struct inet6_ifaddr *ifp;


--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html