From nobody Sun May 10 21:18:49 2026 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 74C99C433F5 for ; Sun, 24 Apr 2022 08:30:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238680AbiDXIdO (ORCPT ); Sun, 24 Apr 2022 04:33:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55146 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238615AbiDXIdD (ORCPT ); Sun, 24 Apr 2022 04:33:03 -0400 Received: from mail.meizu.com (unknown [14.29.68.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A01C12656A for ; Sun, 24 Apr 2022 01:30:02 -0700 (PDT) Received: from IT-EXMB-1-125.meizu.com (172.16.1.125) by mz-mail04.meizu.com (172.16.1.16) with Microsoft SMTP Server (TLS) id 14.3.487.0; Sun, 24 Apr 2022 16:30:05 +0800 Received: from meizu.meizu.com (172.16.137.70) by IT-EXMB-1-125.meizu.com (172.16.1.125) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.14; Sun, 24 Apr 2022 16:29:59 +0800 From: Haowen Bai To: Anitha Chrisanthus , Edmund Dea , David Airlie , Daniel Vetter CC: Haowen Bai , , Subject: [PATCH] drm/kmb: Fix unsigned function returning negative constant Date: Sun, 24 Apr 2022 16:29:58 +0800 Message-ID: <1650788998-14967-1-git-send-email-baihaowen@meizu.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [172.16.137.70] X-ClientProxiedBy: IT-EXMB-1-126.meizu.com (172.16.1.126) To IT-EXMB-1-125.meizu.com (172.16.1.125) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The function check_pixel_format has an unsigned return type, but returns a negative constant to indicate an error condition. So we change unsigned to int. Signed-off-by: Haowen Bai --- drivers/gpu/drm/kmb/kmb_plane.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/kmb/kmb_plane.c b/drivers/gpu/drm/kmb/kmb_plan= e.c index 2735b8eb3537..5071b7029da6 100644 --- a/drivers/gpu/drm/kmb/kmb_plane.c +++ b/drivers/gpu/drm/kmb/kmb_plane.c @@ -65,7 +65,7 @@ static const u32 kmb_formats_v[] =3D { DRM_FORMAT_NV12, DRM_FORMAT_NV21, }; =20 -static unsigned int check_pixel_format(struct drm_plane *plane, u32 format) +static int check_pixel_format(struct drm_plane *plane, u32 format) { struct kmb_drm_private *kmb; struct kmb_plane *kmb_plane =3D to_kmb_plane(plane); --=20 2.7.4