mac80211: Don't scan if BSSID and channel are set manually

If you set a fixed BSSID and channel it's not necessary to scan for
neighbors to merge, because you really don't want to merge with it. So
don't do it.

Signed-off-by: Alina Friedrichsen <x-alina@gmx.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 4 insertions, 0 deletions

diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index f80dc2535709..563ceb4d2252 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2009,6 +2009,10 @@ static void ieee80211_sta_merge_ibss(struct ieee80211_sub_if_data *sdata,
         if (ieee80211_sta_active_ibss(sdata))
                 return;
 
+        if ((sdata->u.sta.flags & IEEE80211_STA_BSSID_SET) &&
+            (!(sdata->u.sta.flags & IEEE80211_STA_AUTO_CHANNEL_SEL)))
+                return;
+
         printk(KERN_DEBUG "%s: No active IBSS STAs - trying to scan for other "
                "IBSS networks with same SSID (merge)\n", sdata->dev->name);
         ieee80211_request_scan(sdata, ifsta->ssid, ifsta->ssid_len);