From 3bb014c72b087fa1d440d1b83cb3dfcfc4d24cff Mon Sep 17 00:00:00 2001 From: Yuanjun Gong Date: Mon, 17 Jul 2023 22:50:08 +0800 Subject: [PATCH] wifi: mt76: mt76x02: fix return value check in mt76x02_mac_process_rx in mt76x02_mac_process_rx(), return an error code if an unexpected result is returned by pskb_trim. Signed-off-by: Yuanjun Gong Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt76x02_mac.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c index 3e41d809ade3..d5db6ffd6d36 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_mac.c @@ -853,7 +853,8 @@ int mt76x02_mac_process_rx(struct mt76x02_dev *dev, struct sk_buff *skb, if (WARN_ON_ONCE(len > skb->len)) return -EINVAL; - pskb_trim(skb, len); + if (pskb_trim(skb, len)) + return -EINVAL; status->chains = BIT(0); signal = mt76x02_mac_get_rssi(dev, rxwi->rssi[0], 0); -- 2.11.0