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Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/ibss.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 8fa1c27..449702d 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -85,6 +85,14 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
chandef = ifibss->chandef;
if (!cfg80211_reg_can_beacon(local->hw.wiphy, &chandef)) {
+ if (chandef.width == NL80211_CHAN_WIDTH_5 ||
+ chandef.width == NL80211_CHAN_WIDTH_10 ||
+ chandef.width == NL80211_CHAN_WIDTH_20_NOHT ||
+ chandef.width == NL80211_CHAN_WIDTH_20) {
+ sdata_info(sdata,
+ "Failed to join IBSS, beacons forbidden\n");
+ return;
+ }
chandef.width = NL80211_CHAN_WIDTH_20;
chandef.center_freq1 = chan->center_freq;
}