Commit 4c7e1711 authored by Ryder Lee's avatar Ryder Lee Committed by Felix Fietkau
Browse files

mt76: mt7915: fix potential memory leak in mcu message handler 



Fix potential memory leak in mcu message handler on error condition.

Fixes: c6b002bcdfa6 ("mt76: add mac80211 driver for MT7915 PCIe-based chipsets")
Signed-off-by: default avatarRyder Lee <ryder.lee@mediatek.com>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent 1f828415

drivers/net/wireless/mediatek/mt76/mt7915/mcu.c

+5 −2
Original line number Diff line number Diff line
@@ -312,8 +312,10 @@ mt7915_mcu_parse_response(struct mt7915_dev *dev, int cmd, 
	struct mt7915_mcu_rxd *rxd = (struct mt7915_mcu_rxd *)skb->data;

	int ret = 0;



	if (seq != rxd->seq)

		return -EAGAIN;

	if (seq != rxd->seq) {

		ret = -EAGAIN;

		goto out;

	}



	switch (cmd) {

	case -MCU_CMD_PATCH_SEM_CONTROL:
@@ -330,6 +332,7 @@ mt7915_mcu_parse_response(struct mt7915_dev *dev, int cmd, 
	default:

		break;

	}

out:

	dev_kfree_skb(skb);



	return ret;