From patchwork Fri Feb 18 10:03:49 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?VmlsbGUgU3lyasOkbMOk?= X-Patchwork-Id: 12751217 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 77BCCC433F5 for ; Fri, 18 Feb 2022 10:04:52 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5F02310EED1; Fri, 18 Feb 2022 10:04:48 +0000 (UTC) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id E9E4A10EEC7; Fri, 18 Feb 2022 10:04:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1645178687; x=1676714687; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=HgofiklkZU/wUapOOk0VrLsbW7cZXYGKaJuL4jViu/o=; b=frEDAdAPpSFd4tE0+TzdF+4Gm55bSb0ra0sP2EqSKCWn6bThDnQQ4S/4 QOaCZsni508PGf1Zx4XG3/NaeLvq7X7WYg0pzNioevc9mS4EIvYtjANtp WkzXTglXY6kvrVE3CV6+pgxjcz1oNCJBlpamaVw7FmbZPA3xwnf4G1lsq /UpQu3FmM4NWkymTbjRYAK987Q8F1Jy1QT6dNHNq69lLNjRzmxVcitnpp kLTsKwxuetkXvoW96WkBNrAe6IKbjcjRRB7iSbUz9o8XipyDM0EFAwRcu lRHPL/wQPRgrvpvCKE/bnDQKKU6Pk04xS0ECO6ztICVGYWXeZcOyQjXAz g==; X-IronPort-AV: E=McAfee;i="6200,9189,10261"; a="251296831" X-IronPort-AV: E=Sophos;i="5.88,378,1635231600"; d="scan'208";a="251296831" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Feb 2022 02:04:46 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,378,1635231600"; d="scan'208";a="635674026" Received: from stinkpipe.fi.intel.com (HELO stinkbox) ([10.237.72.151]) by fmsmga002.fm.intel.com with SMTP; 18 Feb 2022 02:04:43 -0800 Received: by stinkbox (sSMTP sendmail emulation); Fri, 18 Feb 2022 12:04:42 +0200 From: Ville Syrjala To: dri-devel@lists.freedesktop.org Subject: [PATCH 08/22] drm/hisilicon: Use drm_mode_init() for on-stack modes Date: Fri, 18 Feb 2022 12:03:49 +0200 Message-Id: <20220218100403.7028-9-ville.syrjala@linux.intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220218100403.7028-1-ville.syrjala@linux.intel.com> References: <20220218100403.7028-1-ville.syrjala@linux.intel.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Xinliang Liu , Chen Feng , intel-gfx@lists.freedesktop.org, Xinwei Kong , Tian Tao Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" From: Ville Syrjälä Initialize on-stack modes with drm_mode_init() to guarantee no stack garbage in the list head. Cc: Xinliang Liu Cc: Tian Tao Cc: John Stultz Cc: Xinwei Kong Cc: Chen Feng Signed-off-by: Ville Syrjälä --- drivers/gpu/drm/hisilicon/kirin/dw_drm_dsi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/hisilicon/kirin/dw_drm_dsi.c b/drivers/gpu/drm/hisilicon/kirin/dw_drm_dsi.c index 1d556482bb46..53bd2dbf38cd 100644 --- a/drivers/gpu/drm/hisilicon/kirin/dw_drm_dsi.c +++ b/drivers/gpu/drm/hisilicon/kirin/dw_drm_dsi.c @@ -657,7 +657,7 @@ static enum drm_mode_status dsi_encoder_mode_valid(struct drm_encoder *encoder, * reset adj_mode to the mode value each time, * so we don't adjust the mode twice */ - drm_mode_copy(&adj_mode, mode); + drm_mode_init(&adj_mode, mode); crtc_funcs = crtc->helper_private; if (crtc_funcs && crtc_funcs->mode_fixup)