From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-by2nam03on0130.outbound.protection.outlook.com ([104.47.42.130]:60384 "EHLO NAM03-BY2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1729163AbeIQI2w (ORCPT ); Mon, 17 Sep 2018 04:28:52 -0400 From: Sasha Levin To: "stable@vger.kernel.org" , "linux-kernel@vger.kernel.org" CC: Anton Vasilyev , Greg Kroah-Hartman , Sasha Levin Subject: [PATCH AUTOSEL 4.14 10/87] uwb: hwa-rc: fix memory leak at probe Date: Mon, 17 Sep 2018 03:02:31 +0000 Message-ID: <20180917030220.245686-10-alexander.levin@microsoft.com> References: <20180917030220.245686-1-alexander.levin@microsoft.com> In-Reply-To: <20180917030220.245686-1-alexander.levin@microsoft.com> Content-Language: en-US Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org List-ID: From: Anton Vasilyev [ Upstream commit 11b71782c1d10d9bccc31825cf84291cd7588a1e ] hwarc_probe() allocates memory for hwarc, but does not free it if uwb_rc_add() or hwarc_get_version() fail. Found by Linux Driver Verification project (linuxtesting.org). Signed-off-by: Anton Vasilyev Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/uwb/hwa-rc.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/uwb/hwa-rc.c b/drivers/uwb/hwa-rc.c index 9a53912bdfe9..5d3ba747ae17 100644 --- a/drivers/uwb/hwa-rc.c +++ b/drivers/uwb/hwa-rc.c @@ -873,6 +873,7 @@ static int hwarc_probe(struct usb_interface *iface, error_rc_add: usb_put_intf(iface); usb_put_dev(hwarc->usb_dev); + kfree(hwarc); error_alloc: uwb_rc_put(uwb_rc); error_rc_alloc: --=20 2.17.1