[PATCH 4.19 39/46] ath10k: fix memory leak

[Greg Kroah-Hartman]

From: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>

commit b8d17e7d93d2beb89e4f34c59996376b8b544792 upstream.

In ath10k_usb_hif_tx_sg the allocated urb should be released if
usb_submit_urb fails.

Signed-off-by: Navid Emamdoost <navid.emamdoost@xxxxxxxxx>
Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxx>
Cc: Ben Hutchings <ben.hutchings@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 drivers/net/wireless/ath/ath10k/usb.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/net/wireless/ath/ath10k/usb.c
+++ b/drivers/net/wireless/ath/ath10k/usb.c
@@ -454,6 +454,7 @@ static int ath10k_usb_hif_tx_sg(struct a
 			ath10k_dbg(ar, ATH10K_DBG_USB_BULK,
 				   "usb bulk transmit failed: %d\n", ret);
 			usb_unanchor_urb(urb);
+			usb_free_urb(urb);
 			ret = -EINVAL;
 			goto err_free_urb_to_pipe;
 		}