mt76: do not check the ccmp pn for ONLY_MONITOR frame

if the received frame enables RX_FLAG_ONLY_MONITOR,
driver doesn't need to check the ccmp pn of this frame.

Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: MeiChia Chiu <MeiChia.Chiu@mediatek.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c
index 60da999..ecf5bd9 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/mac80211.c
+++ b/drivers/net/wireless/mediatek/mt76/mac80211.c
@@ -1030,6 +1030,9 @@ mt76_check_ccmp_pn(struct sk_buff *skb)
        if (!(status->flag & RX_FLAG_DECRYPTED))
                return 0;
 
+       if (status->flag & RX_FLAG_ONLY_MONITOR)
+               return 0;
+
        if (!wcid || !wcid->rx_check_pn)
                return 0;