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Commit 65d26f29 authored by Michal Kazior's avatar Michal Kazior Committed by Johannes Berg
Browse files

cfg80211: fix radar_detect combination checking 



All bits from radar_detect must match combination
radar bitmask. Otherwise it is theoretically
possible to lead into an invalid combination
provided a driver reports strange combinations.

Signed-off-by: default avatarMichal Kazior <michal.kazior@tieto.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 5d52ee81

net/wireless/util.c

+1 −1
Original line number Diff line number Diff line
@@ -1309,7 +1309,7 @@ int cfg80211_check_combinations(struct wiphy *wiphy, 
			}

		}



		if (radar_detect && !(c->radar_detect_widths & radar_detect))

		if (radar_detect != (c->radar_detect_widths & radar_detect))

			goto cont;



		/* Finally check that all iftypes that we're currently