[PATCH] mt7601u: add missing release on skb in mt7601u_mcu_msg_send

From: Navid Emamdoost
Date: Sat Jul 18 2020 - 01:26:44 EST


In the implementation of mt7601u_mcu_msg_send(), skb is supposed to be
consumed on all execution paths. Release skb before returning if
test_bit() fails.

Signed-off-by: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>
---
drivers/net/wireless/mediatek/mt7601u/mcu.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt7601u/mcu.c b/drivers/net/wireless/mediatek/mt7601u/mcu.c
index af55ed82b96f..1b5cc271a9e1 100644
--- a/drivers/net/wireless/mediatek/mt7601u/mcu.c
+++ b/drivers/net/wireless/mediatek/mt7601u/mcu.c
@@ -116,8 +116,10 @@ mt7601u_mcu_msg_send(struct mt7601u_dev *dev, struct sk_buff *skb,
int sent, ret;
u8 seq = 0;

- if (test_bit(MT7601U_STATE_REMOVED, &dev->state))
+ if (test_bit(MT7601U_STATE_REMOVED, &dev->state)) {
+ consume_skb(skb);
return 0;
+ }

mutex_lock(&dev->mcu.mutex);

--
2.17.1