From e92036a6516d07f61d4c214970a35ff05b919c25 Mon Sep 17 00:00:00 2001
From: "RongQing.Li" <roy.qing.li@gmail.com>
Date: Wed, 23 Nov 2011 23:10:52 +0000
Subject: [PATCH] ipv4: remove useless codes in ipmr_device_event()

Commit 7dc00c82 added a 'notify' parameter for vif_delete() to
distinguish whether to unregister the device.

When notify=1 means we does not need to unregister the device,
so calling unregister_netdevice_many is useless.

Signed-off-by: RongQing.Li <roy.qing.li@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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