Commit fe2c3b1f authored by Lorenzo Bianconi's avatar Lorenzo Bianconi Committed by Felix Fietkau
Browse files

mt76: testmode: fix memory leak in mt76_testmode_alloc_skb 



Free all pending frames in case of failure in mt76_testmode_alloc_skb
routine

Fixes: 2601dda8 ("mt76: testmode: add support to send larger packet")
Signed-off-by: default avatarLorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent ffce39bf

drivers/net/wireless/mediatek/mt76/testmode.c

+4 −1
Original line number Original line Diff line number Diff line
@@ -158,8 +158,11 @@ int mt76_testmode_alloc_skb(struct mt76_phy *phy, u32 len) 
			frag_len = MT_TXP_MAX_LEN;

			frag_len = MT_TXP_MAX_LEN;





		frag = alloc_skb(frag_len, GFP_KERNEL);

		frag = alloc_skb(frag_len, GFP_KERNEL);

		if (!frag)

		if (!frag) {

			mt76_testmode_free_skb(phy);

			dev_kfree_skb(head);

			return -ENOMEM;

			return -ENOMEM;

		}





		__skb_put_zero(frag, frag_len);

		__skb_put_zero(frag, frag_len);

		head->len += frag->len;

		head->len += frag->len;