From 152c477aa3eb8046b35aa7cde2782230064041d8 Mon Sep 17 00:00:00 2001
From: Johannes Berg <johannes.berg@intel.com>
Date: Fri, 21 Oct 2011 10:22:22 +0200
Subject: [PATCH] mac80211: exit cooked monitor RX early if there are none

If there are no cooked monitor interfaces, there's
no point in building the radiotap RX header for the
frame and iterating the interface list.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
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