[PATCH 2/4] mt76: fix corrupted software generated tx CCMP PN

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Since ccmp_pn is u8 *, the second half needs to start at array index 4
instead of 0. Fixes a connection stall after a certain amount of traffic

Fixes: 23405236460b9 ("mt76: fix transmission of encrypted management frames")
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
---
 drivers/net/wireless/mediatek/mt76/mt76x02_mac.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
index bf39624c9b98..eab713723b7e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
@@ -314,7 +314,7 @@ void mt76x02_mac_write_txwi(struct mt76x02_dev *dev, struct mt76x02_txwi *txwi,
 		ccmp_pn[6] = pn >> 32;
 		ccmp_pn[7] = pn >> 40;
 		txwi->iv = *((__le32 *)&ccmp_pn[0]);
-		txwi->eiv = *((__le32 *)&ccmp_pn[1]);
+		txwi->eiv = *((__le32 *)&ccmp_pn[4]);
 	}
 
 	spin_lock_bh(&dev->mt76.lock);
-- 
2.17.0




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