mt76x0: trim rx skb to proper length

We need to truncate skb to proper length. This fix below message:

wlan0: associating with AP with corrupt beacon and probe response

Fixes: 9d87d9fad47e ("mt76x0: unify tx/rx datapath with mt76x2u driver")
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x0/mac.c b/drivers/net/wireless/mediatek/mt76/mt76x0/mac.c
index 8fdc246964b98a8b8473a08453fd497655601217..f55734a922aa35a2ea11b2d7b763a6cfcdf0ae0e 100644 (file)
--- a/drivers/net/wireless/mediatek/mt76/mt76x0/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76x0/mac.c
@@ -236,6 +236,7 @@ u32 mt76x0_mac_process_rx(struct mt76x0_dev *dev, struct sk_buff *skb,
 
        mt76x02_remove_hdr_pad(skb, pad_len);
 
+       pskb_trim(skb, len);
        status->chains = BIT(0);
        rssi = mt76x0_phy_get_rssi(dev, rxwi);
        status->chain_signal[0] = status->signal = rssi;