From 683d41ae6755e6ae297ec09603c229795ab9566e Mon Sep 17 00:00:00 2001
From: Simon Wunderlich <simon.wunderlich@s2003.tu-chemnitz.de>
Date: Wed, 23 Jan 2013 15:15:57 +0100
Subject: [PATCH] cfg80211: fix channel check in cfg80211_can_use_iftype_chan

In commit "cfg80211: check radar interface combinations" a regression
was introduced which might lead to NULL dereference if the argument
chan = NULL, which might happen in IBSS/wext case (and probably
others).

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
---
Reading git-format-patch failed