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From: Pavel Emelyanov <xemul@openvz.org>
Date: Wed, 22 Apr 2009 15:05:03 +0000 (+0400)
Subject: net: avoid double free on net->gen pointer on error
X-Git-Url: http://git.openvz.org/?p=linux-2.6.27-openvz;a=commitdiff_plain;h=4f908925f495ea1e2f401b8fcf3cdc91c5968429
net: avoid double free on net->gen pointer on error
If we failed with netns creation net->gen will be kfree-ed twice.
http://bugzilla.openvz.org/show_bug.cgi?id=1241
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
---
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index 523eba0..64b0a40 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -75,6 +75,7 @@ out_undo:
}
rcu_barrier();
+ net->gen = NULL;
kfree(ng);
goto out;
}
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