mac80211: fix a warning during interface bringup when using autochannel

SVN-Revision: 18034

diff --git a/package/mac80211/files/lib/wifi/mac80211.sh b/package/mac80211/files/lib/wifi/mac80211.sh
index 29c1041bfd083e985bd9d77c5cd5194b3f077f3d..6c5359a1bbe7bb98b64a469c2ceef7afde736830 100644 (file)
--- a/package/mac80211/files/lib/wifi/mac80211.sh
+++ b/package/mac80211/files/lib/wifi/mac80211.sh
@@ -147,7 +147,7 @@ enable_mac80211() {
 
                # We attempt to set teh channel for all interfaces, although
                # mac80211 may not support it or the driver might not yet
-               [ -n "$fixed" ] && iw dev "$ifname" set channel "$channel"
+               [ -n "$fixed" -a -n "$channel" ] && iw dev "$ifname" set channel "$channel"
 
                local key keystring