diff options
| author | Sean Wang <sean.wang@mediatek.com> | 2026-03-07 02:22:30 +0300 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2026-03-24 18:49:32 +0300 |
| commit | beec58f36983f826fe90287a90edff46b32e8a89 (patch) | |
| tree | c312744ad988e6ed2f785772d5f6f5d120855d0a | |
| parent | cf9db836b1e069a3d6a80c72b9bdc12df78b0dd1 (diff) | |
| download | linux-beec58f36983f826fe90287a90edff46b32e8a89.tar.xz | |
wifi: mt76: mt7925: resolve link after acquiring mt76 mutex
mt792x_sta_to_link() uses rcu_dereference_protected() and therefore
expects mt76.mutex to be held. Move the lookup after
mt792x_mutex_acquire() to make the locking explicit and correct.
Signed-off-by: Sean Wang <sean.wang@mediatek.com>
Link: https://patch.msgid.link/20260306232238.2039675-12-sean.wang@kernel.org
Signed-off-by: Felix Fietkau <nbd@nbd.name>
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt7925/main.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/main.c b/drivers/net/wireless/mediatek/mt76/mt7925/main.c index 68f168a093f2..135a803b4382 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7925/main.c +++ b/drivers/net/wireless/mediatek/mt76/mt7925/main.c @@ -1071,11 +1071,11 @@ static void mt7925_mac_link_sta_assoc(struct mt76_dev *mdev, struct mt792x_link_sta *mlink; struct mt792x_sta *msta; + mt792x_mutex_acquire(dev); + msta = (struct mt792x_sta *)link_sta->sta->drv_priv; mlink = mt792x_sta_to_link(msta, link_sta->link_id); - mt792x_mutex_acquire(dev); - if (ieee80211_vif_is_mld(vif)) { link_conf = mt792x_vif_to_bss_conf(vif, msta->deflink_id); } else { |