]> git.ipfire.org Git - thirdparty/kernel/linux.git/commitdiff
wifi: mt76: mt7996: fix locking in mt7996_mac_sta_rc_work()
authorJohannes Berg <johannes.berg@intel.com>
Wed, 19 Mar 2025 18:44:25 +0000 (19:44 +0100)
committerJohannes Berg <johannes.berg@intel.com>
Wed, 19 Mar 2025 18:44:25 +0000 (19:44 +0100)
The 'continue' statements need to be under spinlock, since
the spinlock needs to be held as a loop invariant.

Fixes: 0762bdd30279 ("wifi: mt76: mt7996: rework mt7996_mac_sta_rc_work to support MLO")
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
drivers/net/wireless/mediatek/mt76/mt7996/mac.c

index a52b4e71b267e9a72b69cb2ffbc95befb1cca655..d89c06f47997fa9e3de194aa02e3efe83794fdc9 100644 (file)
@@ -2334,7 +2334,6 @@ void mt7996_mac_sta_rc_work(struct work_struct *work)
 
                changed = msta_link->changed;
                msta_link->changed = 0;
-               spin_unlock_bh(&dev->mt76.sta_poll_lock);
 
                sta = wcid_to_sta(&msta_link->wcid);
                link_id = msta_link->wcid.link_id;
@@ -2354,6 +2353,8 @@ void mt7996_mac_sta_rc_work(struct work_struct *work)
                if (!link_conf)
                        continue;
 
+               spin_unlock_bh(&dev->mt76.sta_poll_lock);
+
                link = (struct mt7996_vif_link *)mlink;
 
                if (changed & (IEEE80211_RC_SUPP_RATES_CHANGED |