From cb9259e18635bc21bca7b240cc30bfb5a75ea122 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Mon, 9 Nov 2009 00:58:39 +0000
Subject: mac80211: fix wifi detect with 11n cards that have multiple bands

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@18351 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/mac80211/files/lib/wifi/mac80211.sh | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/package/mac80211/files/lib/wifi/mac80211.sh b/package/mac80211/files/lib/wifi/mac80211.sh
index bae9fb6d7..5af7a9a26 100644
--- a/package/mac80211/files/lib/wifi/mac80211.sh
+++ b/package/mac80211/files/lib/wifi/mac80211.sh
@@ -293,9 +293,12 @@ detect_mac80211() {
 		done
 		mode_11n=""
 		mode_band="g"
-		ht_cap="$(iw phy "$dev" info | grep 'HT capabilities' | cut -d: -f2)"
+		ht_cap=0
+		for cap in $(iw phy "$dev" info | grep 'HT capabilities' | cut -d: -f2); do
+			ht_cap="$(($ht_cap | $cap))"
+		done
 		ht_capab="";
-		[ -n "$ht_cap" ] && {
+		[ "$ht_cap" -gt 0 ] && {
 			mode_11n="n"
 			list="	list ht_capab"
 			[ "$(($ht_cap & 2))" -eq 1 ] && append ht_capab "$list	LDPC" "$N"
-- 
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