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mac80211: TDLS: always downgrade invalid chandefs

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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: 0fabfaafec3a ("mac80211: upgrade BW of TDLS peers when possible")
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Arik Nemtsov 2016-03-02 23:28:31 +02:00 committed by Johannes Berg
parent c3732a7b37
commit db8d99774c
1 changed files with 1 additions and 1 deletions
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2
net/mac80211/tdls.c
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@ -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);