From: Duan Jiong <duanj.fnst@cn.fujitsu.com>
Date: Fri, 1 Aug 2014 06:00:36 +0000 (+0800)
Subject: ipv4: remove nested rcu_read_lock/unlock
X-Git-Tag: omap-for-v3.17/fixes-against-rc2~149^2~34
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=188b1210f3d633e27dc97309c97315ce484122ec;p=pandora-kernel.git

ipv4: remove nested rcu_read_lock/unlock

ip_local_deliver_finish() already have a rcu_read_lock/unlock, so
the rcu_read_lock/unlock is unnecessary.

See the stack below:
ip_local_deliver_finish
	|
	|
	->icmp_rcv
		|
		|
		->icmp_socket_deliver

Suggested-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com>
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

Reading git-diff-tree failed