From mboxrd@z Thu Jan 1 00:00:00 1970 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 47351C46467 for ; Tue, 10 Jan 2023 09:37:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=EOf6ONcI/V7x449Him0l7Gy8Z1+yB3ukF7G+JOuUtmo=; b=hNcTxG73YM9D9AAzs6cJtSLvIV ab3wqW8I0de7MJr1pid3aCaT0MZuf9WlcwMioxgotTkUCEracXNx/4hkGQq0b1lakxzp6mkrLYIF8 wKdK7wlkAeHzTCQlk+14beSp70OpadR45PxP+fO5gXoDiSWeqUrspSDFm13GKQNMlQZcKKRwCvYyM PzRBs7PFQaNYN0mA3F6cP8uUbZRnRPkvkXVu7uh2KU0i0CzpkEoDPjNB2Q5llgbvaXOVuy3VDBnjD Q0H+gbceYAi9l+UojJbnI59qdP2xKLthAQI4ppK60A0tZvQAU0afvkjhlhO/L00bN9iLGIZ4CRDJ8 kCkBrZhg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pFB42-0069CD-I5; Tue, 10 Jan 2023 09:37:02 +0000 Received: from madras.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e5ab]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pFB3g-006936-TX; Tue, 10 Jan 2023 09:36:42 +0000 Received: from [192.168.1.100] (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id EC0986602D6F; Tue, 10 Jan 2023 09:36:38 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1673343399; bh=uSowM5jqFDNQiGdft8YboLtHI+wKc4mcCdsfgeYisSY=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=LVkIcqgcg4cglsYzP+u74GgzDzaOe8wq3tX8+hd3U8QPP+D/XCbKeHSAqyyMnCLRH kTjXiq4ucJcsbm+ax/Ym+2q6LWzmZNxdCVudO4709SoRzj64KInpgPQD+JCOprzEuL BlVTSb27mqnRCc5my75L49XZq3sX03RrY8QuBU4ZBVQTACqW/Bw+w1R1M6UwR0rlM8 7Su62ObHNChFHgVx42DFQ0chsdkaNPSIOs0Bgs3lxjQuzPk/i+Vt8bIILiU6E8FP0/ AcHRtiqnU5G6sNHHGYJ6UKH6p7JC2pmEX/hwdFgMmqnSbDR32sDSLmLxZ9DYupDp8B uHfgBbYVP9M5w== Message-ID: <7cc4fe44-55b9-a80f-27a5-197070759760@collabora.com> Date: Tue, 10 Jan 2023 10:36:36 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.0 Subject: Re: [PATCH] drm/mediatek: stop using 0 as NULL pointer Content-Language: en-US To: Miles Chen , Chun-Kuang Hu , Philipp Zabel , David Airlie , Daniel Vetter , Matthias Brugger Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org References: <20230110031223.4820-1-miles.chen@mediatek.com> From: AngeloGioacchino Del Regno In-Reply-To: <20230110031223.4820-1-miles.chen@mediatek.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230110_013641_119842_15FF82E9 X-CRM114-Status: UNSURE ( 7.73 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org Il 10/01/23 04:12, Miles Chen ha scritto: > Use NULL for NULL pointer to fix the following sparse warning: > drivers/gpu/drm/mediatek/mtk_drm_gem.c:265:27: sparse: warning: Using plain integer as NULL pointer > > Signed-off-by: Miles Chen Please add the appropriate tag... Fixes: 3df64d7b0a4f ("drm/mediatek: Implement gem prime vmap/vunmap function") after which: Reviewed-by: AngeloGioacchino Del Regno