From patchwork Sun Jun 17 08:48:22 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stefan Agner X-Patchwork-Id: 10468677 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 B0E0E600CC for ; Sun, 17 Jun 2018 08:48:57 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B8B7B2856E for ; Sun, 17 Jun 2018 08:48:57 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id AACD0285C8; Sun, 17 Jun 2018 08:48:57 +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 220F52856E for ; Sun, 17 Jun 2018 08:48:57 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 659E289B98; Sun, 17 Jun 2018 08:48:53 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail.kmu-office.ch (mail.kmu-office.ch [IPv6:2a02:418:6a02::a2]) by gabe.freedesktop.org (Postfix) with ESMTPS id 382B389B98 for ; Sun, 17 Jun 2018 08:48:52 +0000 (UTC) Received: from trochilidae.lan (unknown [37.17.239.3]) by mail.kmu-office.ch (Postfix) with ESMTPSA id ABF885C037A; Sun, 17 Jun 2018 10:48:49 +0200 (CEST) From: Stefan Agner To: Boris Brezillon Subject: [PATCH v2] drm/atmel-hlcdc: check stride values in the first plane Date: Sun, 17 Jun 2018 10:48:22 +0200 Message-Id: <20180617084826.31885-1-stefan@agner.ch> X-Mailer: git-send-email 2.17.1 X-Spamd-Result: default: False [-2.10 / 15.00]; TO_MATCH_ENVRCPT_ALL(0.00)[]; BAYES_HAM(-3.00)[100.00%]; MIME_GOOD(-0.10)[text/plain]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_SEVEN(0.00)[8]; FROM_EQ_ENVFROM(0.00)[]; DKIM_SIGNED(0.00)[]; TO_DN_SOME(0.00)[]; RCVD_COUNT_ZERO(0.00)[0]; MID_CONTAINS_FROM(1.00)[]; ASN(0.00)[asn:13030, ipnet:37.17.238.0/23, country:CH]; RCVD_TLS_ALL(0.00)[]; ARC_NA(0.00)[] 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: Alexandre Belloni , David Airlie , Nicolas Ferre , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, 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 The statement always evaluates to true since the struct fields are arrays. This has shown up as a warning when compiling with clang: warning: address of array 'desc->layout.xstride' will always evaluate to 'true' [-Wpointer-bool-conversion] Check for values in the first plane instead. Signed-off-by: Stefan Agner --- Changes in v2: - Check for first value instead of dropping if statement (subject was: drm/atmel-hlcdc: remove unnecessary if statement) drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c index 73c875db45f4..47e0992f3908 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c @@ -839,7 +839,7 @@ static int atmel_hlcdc_plane_init_properties(struct atmel_hlcdc_plane *plane) return ret; } - if (desc->layout.xstride && desc->layout.pstride) { + if (desc->layout.xstride[0] && desc->layout.pstride[0]) { int ret; ret = drm_plane_create_rotation_property(&plane->base,