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Commit db8d9977 authored by Arik Nemtsov's avatar Arik Nemtsov Committed by Johannes Berg
Browse files

mac80211: TDLS: always downgrade invalid chandefs 



Even if the current chandef width is equal to the station's max-BW, it
doesn't mean it's a valid width for TDLS. Make sure to always check
regulatory constraints in these cases.

Fixes: 0fabfaaf ("mac80211: upgrade BW of TDLS peers when possible")
Signed-off-by: default avatarArik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent c3732a7b

net/mac80211/tdls.c

+1 −1
Original line number Diff line number Diff line
@@ -332,7 +332,7 @@ ieee80211_tdls_chandef_vht_upgrade(struct ieee80211_sub_if_data *sdata, 
		return;



	/* proceed to downgrade the chandef until usable or the same */

	while (uc.width > max_width &&

	while (uc.width > max_width ||

	       !cfg80211_reg_can_beacon_relax(sdata->local->hw.wiphy, &uc,

					      sdata->wdev.iftype))

		ieee80211_chandef_downgrade(&uc);