wifi: mac80211: Abort running color change when stopping the AP

[ Upstream commit a23d7f5b2fbda114de60c4b53311e052281d7533 ]

When stopping the AP, there might be a color change in progress. It
should be deactivated here, or the driver might later finalize a color
change on a stopped AP.

Fixes: 5f9404abdf2a (mac80211: add support for BSS color change)
Signed-off-by: Michael Lee <michael-cy.lee@mediatek.com>
Link: https://lore.kernel.org/r/20230504080441.22958-1-michael-cy.lee@mediatek.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index e8beec0a0ae1c95ce4667d03cf4579416fbc1c8b..06b9df2fbcd77406088d9e511f1526e2176fce57 100644 (file)
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1477,9 +1477,10 @@ static int ieee80211_stop_ap(struct wiphy *wiphy, struct net_device *dev,
                sdata_dereference(link->u.ap.unsol_bcast_probe_resp,
                                  sdata);
 
-       /* abort any running channel switch */
+       /* abort any running channel switch or color change */
        mutex_lock(&local->mtx);
        link_conf->csa_active = false;
+       link_conf->color_change_active = false;
        if (link->csa_block_tx) {
                ieee80211_wake_vif_queues(local, sdata,
                                          IEEE80211_QUEUE_STOP_REASON_CSA);