nl80211: allow configuring IBSS beacon interval

Make the JOIN_IBSS command look at the beacon interval
attribute to see if the user requested a specific beacon
interval, if not default to 100 TU (wext too).

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c
index b5c601e1b1b7..3c38afaed28a 100644
--- a/net/wireless/ibss.c
+++ b/net/wireless/ibss.c
@@ -116,6 +116,9 @@ static int cfg80211_ibss_wext_join(struct cfg80211_registered_device *rdev,
         enum ieee80211_band band;
         int i;
 
+        if (!wdev->wext.beacon_interval)
+                wdev->wext.beacon_interval = 100;
+
         /* try to find an IBSS channel if none requested ... */
         if (!wdev->wext.channel) {
                 for (band = 0; band < IEEE80211_NUM_BANDS; band++) {