From 1d5e1266cf4d96660e9b01577fdf8046b076cb58 Mon Sep 17 00:00:00 2001
From: Johannes Berg <johannes.berg@intel.com>
Date: Wed, 12 Feb 2014 11:29:32 +0100
Subject: [PATCH] mac80211: simplify roc check in idle calculation

There's no need to start iterating the list only to break on the
first item, just use !list_empty() and also simplify the whole
conditional into a single expression.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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