From: MeiChia Chiu <MeiChia.Chiu@mediatek.com>
Date: Wed, 22 Jun 2022 08:30:34 +0000 (+0800)
Subject: mt76: do not check the ccmp pn for ONLY_MONITOR frame
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=1858e4fc89b2301e9a9e056a331cbd0902e516b5;p=linux.git

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 60da9995357ea..ecf5bd9605dbb 100644
--- 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;