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wifi: mt76: mt7996: grab mt76 mutex in mt7996_mac_sta_event()

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Grab mt76 mutex in mt7996_mac_sta_event routine in order to rely on
mt76_dereference() utility macro.

Fixes: ecd72f9695e7e ("wifi: mt76: mt7996: Support MLO in mt7996_mac_sta_event()")
Signed-off-by: Lorenzo Bianconi <[email protected]>
Tested-by: Ben Greear <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Lorenzo Bianconi
2025-11-15 09:23:11 +00:00
committed by Felix Fietkau
parent f473d66ab5
commit 7d17569dae
1 changed files with 10 additions and 5 deletions
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mt7996/main.c
+10 -5
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@@ -1158,12 +1158,15 @@ mt7996_mac_sta_event(struct mt7996_dev *dev, struct ieee80211_vif *vif,
unsigned long links = sta->valid_links;
struct ieee80211_link_sta *link_sta;
unsigned int link_id;
int err = 0;
mutex_lock(&dev->mt76.mutex);
for_each_sta_active_link(vif, sta, link_sta, link_id) {
struct ieee80211_bss_conf *link_conf;
struct mt7996_sta_link *msta_link;
struct mt7996_vif_link *link;
int i, err;
int i;
link_conf = link_conf_dereference_protected(vif, link_id);
if (!link_conf)
@@ -1183,12 +1186,12 @@ mt7996_mac_sta_event(struct mt7996_dev *dev, struct ieee80211_vif *vif,
link, msta_link,
CONN_STATE_CONNECT, true);
if (err)
return err;
goto unlock;
err = mt7996_mcu_add_rate_ctrl(dev, msta_link->sta, vif,
link_id, false);
if (err)
return err;
goto unlock;
msta_link->wcid.tx_info |= MT_WCID_TX_INFO_SET;
break;
@@ -1197,7 +1200,7 @@ mt7996_mac_sta_event(struct mt7996_dev *dev, struct ieee80211_vif *vif,
link, msta_link,
CONN_STATE_PORT_SECURE, false);
if (err)
return err;
goto unlock;
break;
case MT76_STA_EVENT_DISASSOC:
for (i = 0; i < ARRAY_SIZE(msta_link->twt.flow); i++)
@@ -1217,8 +1220,10 @@ mt7996_mac_sta_event(struct mt7996_dev *dev, struct ieee80211_vif *vif,
break;
}
}
unlock:
mutex_unlock(&dev->mt76.mutex);
return 0;
return err;
}
static void