Commit 4a522b01 authored by Felix Fietkau's avatar Felix Fietkau
Browse files

wifi: mt76: mt7996: add missing check for rx wcid entries 

Non-station wcid entries must not be passed to the rx functions.
In case of the global wcid entry, it could even lead to corruption in the wcid
array due to pointer being casted to struct mt7996_sta_link using container_of.

Fixes: 7464b12b ("wifi: mt76: mt7996: rework mt7996_rx_get_wcid to support MLO")
Link: https://patch.msgid.link/20250827085352.51636-3-nbd@nbd.name


Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent a3c99ef8

drivers/net/wireless/mediatek/mt76/mt7996/mac.c

+1 −1
Original line number Diff line number Diff line
@@ -62,7 +62,7 @@ static struct mt76_wcid *mt7996_rx_get_wcid(struct mt7996_dev *dev, 
	int i;



	wcid = mt76_wcid_ptr(dev, idx);

	if (!wcid)

	if (!wcid || !wcid->sta)

		return NULL;



	if (!mt7996_band_valid(dev, band_idx))