Commit 185076d6 authored by Arik Nemtsov's avatar Arik Nemtsov Committed by Johannes Berg
Browse files

cfg80211: correctly check ad-hoc channels



Ad-hoc requires beaconing for regulatory purposes. Validate that the
channel is valid for beaconing, and not only enabled.
Signed-off-by: default avatarArik Nemtsov <arikx.nemtsov@intel.com>
Reviewed-by: default avatarLuis R. Rodriguez <mcgrof@suse.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 70dcec5a
......@@ -1546,12 +1546,18 @@ static bool reg_wdev_chan_valid(struct wiphy *wiphy, struct wireless_dev *wdev)
if (!wdev->beacon_interval)
goto out;
ret = cfg80211_reg_can_beacon(wiphy,
&wdev->chandef, wdev->iftype);
break;
case NL80211_IFTYPE_ADHOC:
if (!wdev->ssid_len)
goto out;
ret = cfg80211_reg_can_beacon(wiphy,
&wdev->chandef, wdev->iftype);
break;
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_ADHOC:
if (!wdev->current_bss ||
!wdev->current_bss->pub.channel)
goto out;
......
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