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Tue, 23 Jan 2018 23:25:33 -0500 Received: from mail-by2nam03on0118.outbound.protection.outlook.com ([104.47.42.118]:51388 "EHLO NAM03-BY2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933230AbeAXETd (ORCPT ); Tue, 23 Jan 2018 23:19:33 -0500 From: Sasha Levin To: "linux-kernel@vger.kernel.org" , "stable@vger.kernel.org" CC: Christophe JAILLET , Tomi Valkeinen , Sasha Levin Subject: [PATCH AUTOSEL for 4.4 29/35] drm/omap: Fix error handling path in 'omap_dmm_probe()' Thread-Topic: [PATCH AUTOSEL for 4.4 29/35] drm/omap: Fix error handling path in 'omap_dmm_probe()' Thread-Index: AQHTlMoy7eqzwqUYUE+HS5g7oEfTRw== Date: Wed, 24 Jan 2018 04:17:07 +0000 Message-ID: <20180124041645.32420-29-alexander.levin@microsoft.com> References: <20180124041645.32420-1-alexander.levin@microsoft.com> In-Reply-To: <20180124041645.32420-1-alexander.levin@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [52.168.54.252] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;DM5PR2101MB0998;7:3YCe9yP1ttFzHrciPFDH6ENjyA05ucByQwdgOG8zJw29Q5FfeTSvRfKxf3dGjzTOfZwjdS41lL7nKVoafHFHhYk7r/j5TRJZXDnBogdCDlc+GtDEpc7PMK5eT1LxHHHgJ6ODTZNl4XtyRJ+7nclqvyiLWrAKjpZkx0AIOmPMrlQdPQhrQbDJ/qoMiINLZdC2zxDBCVMstzxpXbLCJm5bGWxPQU0mHOxsPJcx5wtt0+A4jmndm/R+/xCMBko2VtL0 x-ms-office365-filtering-correlation-id: 477b9ba6-5544-49c5-743c-08d562e1a8a1 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(7020095)(4652020)(5600026)(4604075)(3008032)(4534165)(4627221)(201703031133081)(201702281549075)(48565401081)(2017052603307)(7193020);SRVR:DM5PR2101MB0998; 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authentication-results: spf=none (sender IP is ) smtp.mailfrom=Alexander.Levin@microsoft.com; x-microsoft-antispam-message-info: 37xRdE8029iE3mD/Tm0EtmPCSpzTP+Rci3zy+HcSGakZpjnoDSZEk1M3uMeAlSR8bvGO/ObZ42fkEyfCwvDN/A== spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 477b9ba6-5544-49c5-743c-08d562e1a8a1 X-MS-Exchange-CrossTenant-originalarrivaltime: 24 Jan 2018 04:17:07.7180 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR2101MB0998 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: From: Christophe JAILLET [ Upstream commit 8677b1ac2db021ab30bb1fa34f1e56ebe0051ec3 ] If we don't find a matching device node, we must free the memory allocated in 'omap_dmm' a few lines above. Fixes: 7cb0d6c17b96 ("drm/omap: fix TILER on OMAP5") Signed-off-by: Christophe JAILLET Signed-off-by: Tomi Valkeinen Signed-off-by: Sasha Levin --- drivers/gpu/drm/omapdrm/omap_dmm_tiler.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c b/drivers/gpu/drm/oma= pdrm/omap_dmm_tiler.c index 7841970de48d..f516b5891932 100644 --- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c +++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c @@ -611,7 +611,8 @@ static int omap_dmm_probe(struct platform_device *dev) match =3D of_match_node(dmm_of_match, dev->dev.of_node); if (!match) { dev_err(&dev->dev, "failed to find matching device node\n"); - return -ENODEV; + ret =3D -ENODEV; + goto fail; } =20 omap_dmm->plat_data =3D match->data; --=20 2.11.0