[PATCH] bluetooth: fix memory leak in btusb_mtk_wmt_recv

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From: zhongjupeng <zhongjupeng@xxxxxxxxxx>

In btusb_mtk_wmt_recv if skb_clone fails, the alocated skb should be
released.

Signed-off-by: zhongjupeng <zhongjupeng@xxxxxxxxxx>
---
 drivers/bluetooth/btusb.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index ffec6bc..cf21bba 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -3217,8 +3217,10 @@ static void btusb_mtk_wmt_recv(struct urb *urb)
 		 */
 		if (test_bit(BTUSB_TX_WAIT_VND_EVT, &data->flags)) {
 			data->evt_skb = skb_clone(skb, GFP_ATOMIC);
-			if (!data->evt_skb)
+			if (!data->evt_skb) {
+				kfree_skb(skb);
 				goto err_out;
+			}
 		}
 
 		err = hci_recv_frame(hdev, skb);
-- 
1.9.1





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