From nobody Sat Sep 21 07:32:25 2024 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AF983C46467 for ; Wed, 11 Jan 2023 02:52:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233039AbjAKCwO (ORCPT ); Tue, 10 Jan 2023 21:52:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52066 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229569AbjAKCwL (ORCPT ); Tue, 10 Jan 2023 21:52:11 -0500 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 95EA913D44 for ; Tue, 10 Jan 2023 18:52:06 -0800 (PST) X-UUID: ec4f79ec915a11ed945fc101203acc17-20230111 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=AX+YH0kFrQnZ6S7xeXZmTR/bCpZwNmMzUSoBmbHjAZU=; b=Ia0Uu+4/us99SFnGwoz9ogCRWTtfydfsiD3V2T1x1JyOhTBrR94U5camKTWZKK8XHYtxLrU53i9klCHKi5Ys4ry1/cAOhjC/ts4Z/K50li6vu6QvWjIf/ko9kLlSpalJvaBmerRsn0H5JtA/LCriKt01b17M5gWF+UedzTZGr4w=; X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.17,REQID:946cee99-e493-4c02-a330-59bbf12cf215,IP:0,U RL:0,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Release_Ham,ACTION :release,TS:95 X-CID-INFO: VERSION:1.1.17,REQID:946cee99-e493-4c02-a330-59bbf12cf215,IP:0,URL :0,TC:0,Content:0,EDM:0,RT:0,SF:95,FILE:0,BULK:0,RULE:Spam_GS981B3D,ACTION :quarantine,TS:95 X-CID-META: VersionHash:543e81c,CLOUDID:08a474f5-ff42-4fb0-b929-626456a83c14,B ulkID:2301111052015J7G5SZD,BulkQuantity:0,Recheck:0,SF:38|28|17|19|48,TC:n il,Content:0,EDM:-3,IP:nil,URL:0,File:nil,Bulk:nil,QS:nil,BEC:nil,COL:0,OS I:0,OSA:0 X-CID-APTURL: Status:success,Category:nil,Trust:0,Unknown:0,Malicious:0 X-CID-BVR: 0 X-UUID: ec4f79ec915a11ed945fc101203acc17-20230111 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 208919268; Wed, 11 Jan 2023 10:52:01 +0800 Received: from mtkmbs13n2.mediatek.inc (172.21.101.108) by mtkmbs13n1.mediatek.inc (172.21.101.193) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Wed, 11 Jan 2023 10:52:00 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs13n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.15 via Frontend Transport; Wed, 11 Jan 2023 10:52:00 +0800 From: Miles Chen To: Chun-Kuang Hu , Philipp Zabel , David Airlie , Daniel Vetter , Matthias Brugger , CK Hu CC: , Miles Chen , , , Subject: [PATCH v2] drm/mediatek: stop using 0 as NULL pointer Date: Wed, 11 Jan 2023 10:44:41 +0800 Message-ID: <20230111024443.24559-1-miles.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 MIME-Version: 1.0 X-MTK: N Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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 Fixes: 3df64d7b0a4f ("drm/mediatek: Implement gem prime vmap/vunmap functio= n") Signed-off-by: Miles Chen Reviewed-by: AngeloGioacchino Del Regno --- Change since v1: Add Fixes tag --- drivers/gpu/drm/mediatek/mtk_drm_gem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/media= tek/mtk_drm_gem.c index 47e96b0289f9..06aadd5e7f5b 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c @@ -262,6 +262,6 @@ void mtk_drm_gem_prime_vunmap(struct drm_gem_object *ob= j, return; =20 vunmap(vaddr); - mtk_gem->kvaddr =3D 0; + mtk_gem->kvaddr =3D NULL; kfree(mtk_gem->pages); } --=20 2.18.0