Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   Sasha Levin <Alexander.Levin@microsoft.com>
To:     "stable@vger.kernel.org" <stable@vger.kernel.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
CC:     Anton Vasilyev <vasilyev@ispras.ru>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Sasha Levin <Alexander.Levin@microsoft.com>
Subject: [PATCH AUTOSEL 4.14 20/89] misc: ti-st: Fix memory leak in the error
 path of probe()
Thread-Topic: [PATCH AUTOSEL 4.14 20/89] misc: ti-st: Fix memory leak in the
 error path of probe()
Thread-Index: AQHUQr3FyuTggBE3vk2AFZGnwyav+A==
Date:   Sun, 2 Sep 2018 13:06:32 +0000
Message-ID: <20180902064918.183387-20-alexander.levin@microsoft.com>
References: <20180902064918.183387-1-alexander.levin@microsoft.com>
In-Reply-To: <20180902064918.183387-1-alexander.levin@microsoft.com>
Accept-Language: en-US
Content-Language: en-US
received-spf: None (protection.outlook.com: microsoft.com does not designate
 permitted sender hosts)
spamdiagnosticoutput: 1:99
spamdiagnosticmetadata: NSPM
Content-Type: text/plain; charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
X-MS-Exchange-CrossTenant-Network-Message-Id: 6a09f911-a5f1-4317-2fb3-08d610d4f9e6
X-MS-Exchange-CrossTenant-originalarrivaltime: 02 Sep 2018 13:06:32.7885
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47
X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY4PR21MB0629
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

From: Anton Vasilyev <vasilyev@ispras.ru>

[ Upstream commit 81ae962d7f180c0092859440c82996cccb254976 ]

Free resources instead of direct return of the error code if kim_probe
fails.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Anton Vasilyev <vasilyev@ispras.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
---
 drivers/misc/ti-st/st_kim.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/misc/ti-st/st_kim.c b/drivers/misc/ti-st/st_kim.c
index b77aacafc3fc..dda3ed72d05b 100644
--- a/drivers/misc/ti-st/st_kim.c
+++ b/drivers/misc/ti-st/st_kim.c
@@ -756,14 +756,14 @@ static int kim_probe(struct platform_device *pdev)
 	err =3D gpio_request(kim_gdata->nshutdown, "kim");
 	if (unlikely(err)) {
 		pr_err(" gpio %d request failed ", kim_gdata->nshutdown);
-		return err;
+		goto err_sysfs_group;
 	}
=20
 	/* Configure nShutdown GPIO as output=3D0 */
 	err =3D gpio_direction_output(kim_gdata->nshutdown, 0);
 	if (unlikely(err)) {
 		pr_err(" unable to configure gpio %d", kim_gdata->nshutdown);
-		return err;
+		goto err_sysfs_group;
 	}
 	/* get reference of pdev for request_firmware
 	 */
--=20
2.17.1