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From:   Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To:     linux-kernel@vger.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        stable@vger.kernel.org,
        Navid Emamdoost <navid.emamdoost@gmail.com>,
        Kalle Valo <kvalo@codeaurora.org>,
        Ben Hutchings <ben.hutchings@codethink.co.uk>
Subject: [PATCH 5.4 71/78] ath10k: fix memory leak
Date:   Tue, 14 Jan 2020 11:01:45 +0100
Message-Id: <20200114094402.874361267@linuxfoundation.org>
In-Reply-To: <20200114094352.428808181@linuxfoundation.org>
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From: Navid Emamdoost <navid.emamdoost@gmail.com>

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@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Cc: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 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
@@ -443,6 +443,7 @@ 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;
 		}