From ab1e8ad3b463fd15b99a9b3980ec0f84294f6207 Mon Sep 17 00:00:00 2001
From: Simon Wunderlich <simon.wunderlich@s2003.tu-chemnitz.de>
Date: Fri, 2 Aug 2013 17:38:01 +0200
Subject: [PATCH] mac80211: fix ieee80211_sta_process_chanswitch for 5/10 MHz
 channels

Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Mathias Kretschmer <mathias.kretschmer@fokus.fraunhofer.de>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
---
 net/mac80211/mlme.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 211246b46819..45a87ee3f124 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1102,6 +1102,15 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
 	case -1:
 		cfg80211_chandef_create(&new_chandef, new_chan,
 					NL80211_CHAN_NO_HT);
+		/* keep width for 5/10 MHz channels */
+		switch (sdata->vif.bss_conf.chandef.width) {
+		case NL80211_CHAN_WIDTH_5:
+		case NL80211_CHAN_WIDTH_10:
+			new_chandef.width = sdata->vif.bss_conf.chandef.width;
+			break;
+		default:
+			break;
+		}
 		break;
 	}
 
-- 
2.20.1