From: Steffen Klassert <steffen.klassert@secunet.com>
Date: Fri, 4 Jun 2010 01:57:38 +0000 (+0000)
Subject: net: check for refcount if pop a stacked dst_entry
X-Git-Tag: v2.6.35-rc2~4^2~6
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8764ab2ca7ab5055e1ca80f9cfa4970c34acb804;p=pandora-kernel.git

net: check for refcount if pop a stacked dst_entry

xfrm triggers a warning if dst_pop() drops a refcount
on a noref dst. This patch changes dst_pop() to
skb_dst_pop(). skb_dst_pop() drops the refcnt only
on a refcounted dst. Also we don't clone the child
dst_entry, so it is not refcounted and we can use
skb_dst_set_noref() in xfrm_output_one().

Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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