From patchwork Fri Jul 15 03:17:03 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Chen X-Patchwork-Id: 9231175 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 217AE60574 for ; Fri, 15 Jul 2016 05:22:21 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 1368C27FBE for ; Fri, 15 Jul 2016 05:22:21 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 0881728319; Fri, 15 Jul 2016 05:22:21 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAD_ENC_HEADER,BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id AE0C727FBE for ; 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Fri, 15 Jul 2016 03:24:57 +0000 Authentication-Results: spf=fail (sender IP is 192.88.168.50) smtp.mailfrom=nxp.com; ti.com; dkim=none (message not signed) header.d=none;ti.com; dmarc=fail action=none header.from=nxp.com; Received-SPF: Fail (protection.outlook.com: domain of nxp.com does not designate 192.88.168.50 as permitted sender) receiver=protection.outlook.com; client-ip=192.88.168.50; helo=tx30smr01.am.freescale.net; Received: from tx30smr01.am.freescale.net (192.88.168.50) by BY2FFO11FD019.mail.protection.outlook.com (10.1.14.107) with Microsoft SMTP Server (TLS) id 15.1.523.9 via Frontend Transport; Fri, 15 Jul 2016 03:24:56 +0000 Received: from shlinux2.ap.freescale.net (shlinux2.ap.freescale.net [10.192.224.44]) by tx30smr01.am.freescale.net (8.14.3/8.14.0) with ESMTP id u6F3Om1F008057; Thu, 14 Jul 2016 20:24:54 -0700 From: Peter Chen To: , Subject: [RESEND Patch 2/4] gpu: drm: omapdrm: dss-of: add missing of_node_put after calling of_parse_phandle Date: Fri, 15 Jul 2016 11:17:03 +0800 Message-ID: <1468552625-23546-3-git-send-email-peter.chen@nxp.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1468552625-23546-1-git-send-email-peter.chen@nxp.com> References: <1468552625-23546-1-git-send-email-peter.chen@nxp.com> X-EOPAttributedMessage: 0 X-Matching-Connectors: 131130266967754483; 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Ip=[192.88.168.50]; Helo=[tx30smr01.am.freescale.net] X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CO2PR03MB2406 X-Mailman-Approved-At: Fri, 15 Jul 2016 05:22:02 +0000 Cc: Peter Chen , Tomi Valkeinen , dri-devel@lists.freedesktop.org X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP of_node_put needs to be called when the device node which is got from of_parse_phandle has finished using. Cc: Tomi Valkeinen Signed-off-by: Peter Chen --- drivers/gpu/drm/omapdrm/dss/dss-of.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/omapdrm/dss/dss-of.c b/drivers/gpu/drm/omapdrm/dss/dss-of.c index dfd4e96..e256d87 100644 --- a/drivers/gpu/drm/omapdrm/dss/dss-of.c +++ b/drivers/gpu/drm/omapdrm/dss/dss-of.c @@ -125,15 +125,16 @@ u32 dss_of_port_get_port_number(struct device_node *port) static struct device_node *omapdss_of_get_remote_port(const struct device_node *node) { - struct device_node *np; + struct device_node *np, *np_parent; np = of_parse_phandle(node, "remote-endpoint", 0); if (!np) return NULL; - np = of_get_next_parent(np); + np_parent = of_get_next_parent(np); + of_node_put(np); - return np; + return np_parent; } struct device_node *