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

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 <>
Signed-off-by: default avatarJohannes Berg <>
parent 5d52ee81
......@@ -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
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