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authorNicolas Dichtel <nicolas.dichtel@6wind.com>2014-01-31 09:24:05 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-02-06 11:08:17 -0800
commit89ed31c6efdd50164b7731296d0a14649e1df79c (patch)
treebff03004eff1b5f4322aa89d398a8234fb8c7370 /net
parent1b2a58ff62aa3acc7c539b325972c9b94ce89c3d (diff)
downloadlinaro-lsk-89ed31c6efdd50164b7731296d0a14649e1df79c.tar.gz
Revert "ip6tnl: fix use after free of fb_tnl_dev"
[ No relevant upstream commit. ] This reverts commit 22c3ec552c29cf4bd4a75566088950fe57d860c4. This patch is not the right fix, it introduces a memory leak when a netns is destroyed (the FB device is never deleted). Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Reported-by: Steven Rostedt <srostedt@redhat.com> Tested-by: Steven Rostedt <srostedt@redhat.com> (and our entire MRG team) Tested-by: "Luis Claudio R. Goncalves" <lgoncalv@redhat.com> Tested-by: John Kacur <jkacur@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/ip6_tunnel.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 209bb4d6e18..0516ebbea80 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1711,6 +1711,8 @@ static void __net_exit ip6_tnl_destroy_tunnels(struct ip6_tnl_net *ip6n)
}
}
+ t = rtnl_dereference(ip6n->tnls_wc[0]);
+ unregister_netdevice_queue(t->dev, &list);
unregister_netdevice_many(&list);
}