netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [PATCH 2.6.9]: Fix netdevice/inet6_dev reference leaks in ip6_route_add error paths
@ 2004-10-19 22:13 Patrick McHardy
  2004-10-20  6:35 ` YOSHIFUJI Hideaki / 吉藤英明
  2004-10-21  5:17 ` David S. Miller
  0 siblings, 2 replies; 4+ messages in thread
From: Patrick McHardy @ 2004-10-19 22:13 UTC (permalink / raw)
  To: David S. Miller; +Cc: netdev, YOSHIFUJI Hideaki

[-- Attachment #1: Type: text/plain, Size: 119 bytes --]

The recent changes to ip6_route_add added multiple leaks in
error paths. This patch should fix them.

Regards
Patrick


[-- Attachment #2: p2 --]
[-- Type: text/plain, Size: 1048 bytes --]

# This is a BitKeeper generated diff -Nru style patch.
#
# ChangeSet
#   2004/10/19 23:46:56+02:00 kaber@coreworks.de 
#   [IPV6]: Fix netdevice/inet6_dev reference leaks in ip6_route_add error paths
#   
#   Signed-off-by: Patrick McHardy <kaber@trash.net>
# 
# net/ipv6/route.c
#   2004/10/19 23:46:17+02:00 kaber@coreworks.de +8 -3
#   [IPV6]: Fix netdevice/inet6_dev reference leaks in ip6_route_add error paths
#   
#   Signed-off-by: Patrick McHardy <kaber@trash.net>
# 
diff -Nru a/net/ipv6/route.c b/net/ipv6/route.c
--- a/net/ipv6/route.c	2004-10-19 23:52:23 +02:00
+++ b/net/ipv6/route.c	2004-10-19 23:52:23 +02:00
@@ -798,8 +798,10 @@
 
 	rt = ip6_dst_alloc();
 
-	if (rt == NULL)
-		return -ENOMEM;
+	if (rt == NULL) {
+		err = -ENOMEM;
+		goto out;
+	}
 
 	rt->u.dst.obsolete = -1;
 	rt->rt6i_expires = clock_t_to_jiffies(rtmsg->rtmsg_info);
@@ -962,7 +964,10 @@
 out:
 	if (dev)
 		dev_put(dev);
-	dst_free((struct dst_entry *) rt);
+	if (idev)
+		in6_dev_put(idev);
+	if (rt)
+		dst_free((struct dst_entry *) rt);
 	return err;
 }
 

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2004-10-21  5:17 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2004-10-19 22:13 [PATCH 2.6.9]: Fix netdevice/inet6_dev reference leaks in ip6_route_add error paths Patrick McHardy
2004-10-20  6:35 ` YOSHIFUJI Hideaki / 吉藤英明
2004-10-21  4:22   ` David S. Miller
2004-10-21  5:17 ` David S. Miller

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).