From patchwork Fri Jul 6 17:51:01 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?q?Jernej_=C5=A0krabec?= X-Patchwork-Id: 10513703 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 8C111600CA for ; Mon, 9 Jul 2018 07:08:31 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 79D2F289FA for ; Mon, 9 Jul 2018 07:08:31 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 6E23328A3E; Mon, 9 Jul 2018 07:08:31 +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=-5.2 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 7BFE9289FA for ; Mon, 9 Jul 2018 07:08:30 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2402E6E375; Mon, 9 Jul 2018 07:06:51 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail.siol.net (mailoutvs37.siol.net [185.57.226.228]) by gabe.freedesktop.org (Postfix) with ESMTPS id 338536F0ED for ; Fri, 6 Jul 2018 17:53:20 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mail.siol.net (Postfix) with ESMTP id 6E7B05211DB; Fri, 6 Jul 2018 19:53:18 +0200 (CEST) X-Virus-Scanned: amavisd-new at psrvmta11.zcs-production.pri Received: from mail.siol.net ([127.0.0.1]) by localhost (psrvmta11.zcs-production.pri [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id cxdfl4AwkKQl; Fri, 6 Jul 2018 19:53:18 +0200 (CEST) Received: from mail.siol.net (localhost [127.0.0.1]) by mail.siol.net (Postfix) with ESMTPS id 070505211D8; Fri, 6 Jul 2018 19:53:18 +0200 (CEST) Received: from localhost.localdomain (unknown [194.152.15.144]) (Authenticated sender: 031275009) by mail.siol.net (Postfix) with ESMTPSA id 75359520EC6; Fri, 6 Jul 2018 19:53:15 +0200 (CEST) From: Jernej Skrabec To: maxime.ripard@bootlin.com, wens@csie.org, robh+dt@kernel.org Subject: [PATCH 05/17] drm/sun4i: tcon: Release node when traversing of graph Date: Fri, 6 Jul 2018 19:51:01 +0200 Message-Id: <20180706175113.26698-6-jernej.skrabec@siol.net> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20180706175113.26698-1-jernej.skrabec@siol.net> References: <20180706175113.26698-1-jernej.skrabec@siol.net> X-Mailman-Approved-At: Mon, 09 Jul 2018 07:06:43 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, airlied@linux.ie, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-sunxi@googlegroups.com, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Function sun4i_tcon_find_engine_traverse() doesn't release node if it needs to traverse of graph deeper than 1 level. Fix this by calling of_node_put(). Fixes: 49836b11fe71 ("drm/sun4i: tcon: Generalize engine search algorithm") Signed-off-by: Jernej Skrabec Reviewed-by: Chen-Yu Tsai --- drivers/gpu/drm/sun4i/sun4i_tcon.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c b/drivers/gpu/drm/sun4i/sun4i_tcon.c index aacc841d3dc6..3fb084f802e2 100644 --- a/drivers/gpu/drm/sun4i/sun4i_tcon.c +++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c @@ -811,6 +811,7 @@ sun4i_tcon_find_engine_traverse(struct sun4i_drv *drv, * remote output id. If this for some reason can't be done, 0 * is used as input port id. */ + of_node_put(port); port = of_graph_get_remote_port(ep); if (!of_property_read_u32(port, "reg", ®) && reg > 0) reg -= 1;