From: Peter Chiu chui-hao.chiu@mediatek.com
[ Upstream commit 8b14ce24a0297175bc4ebdf26d45a22b5a33847f ]
Fix the tail and data pointers. The rxd->len in mt7996_mcu_rxd does not include the length of general rxd. It only includes the length of firmware event rxd. Use skb->length to get the correct length.
Fixes: 98686cd21624 ("wifi: mt76: mt7996: add driver for MediaTek Wi-Fi 7 (802.11be) devices") Signed-off-by: Peter Chiu chui-hao.chiu@mediatek.com Signed-off-by: Shayne Chen shayne.chen@mediatek.com Signed-off-by: Felix Fietkau nbd@nbd.name Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/mediatek/mt76/mt7996/mcu.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c index 954e581f863ce..9ad6c889549c5 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c @@ -422,7 +422,8 @@ mt7996_mcu_ie_countdown(struct mt7996_dev *dev, struct sk_buff *skb) if (hdr->band && dev->mt76.phys[hdr->band]) mphy = dev->mt76.phys[hdr->band];
- tail = skb->data + le16_to_cpu(rxd->len); + tail = skb->data + skb->len; + data += sizeof(struct header); while (data + sizeof(struct tlv) < tail && le16_to_cpu(tlv->len)) { switch (le16_to_cpu(tlv->tag)) { case UNI_EVENT_IE_COUNTDOWN_CSA: