Received: by 2002:a05:6a10:6d10:0:0:0:0 with SMTP id gq16csp2734975pxb; Mon, 25 Apr 2022 00:53:00 -0700 (PDT) X-Google-Smtp-Source: ABdhPJysQ8GUqCzs/G/iY80sq+QkaFidYyNXDzezZy7NeaNaaYIOFibkwYS7ZJbpOdh+0yMgdv5a X-Received: by 2002:a17:907:72c4:b0:6f3:6b11:3190 with SMTP id du4-20020a17090772c400b006f36b113190mr10706765ejc.369.1650873180357; Mon, 25 Apr 2022 00:53:00 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1650873180; cv=none; d=google.com; s=arc-20160816; b=X4soFj3p24yvm+KbBur3eivjh+lQIjdAA1PRWOyMh2YZGyKVBV/WgSFmS7hnDuboAP lRLOSKnul3hlMgX2wGcVXWnZ6S+VXpBVuzt3s8AbZ5FnyE95KtvIRJIJXdeL9th11IAL mboZaMl4zWBzlf/npBqtoK7TA74xMQD8ZrF4rA0ewCZ3+b+DoP8ZLoO4FCINbJJD0Ge2 KtVirqOh0kYHFgpAxpZJI7Y0/RXvWS1unCScSrU6/PfAwvNMKQ1uDSkAl9Toz/kUbLGw Q6gbboX/i7dYRUBgJoLKgzlxOxC9EsqqapYBEo+Yc54HvSsZki/XU1nfuiQdrbW9xYUe LoOA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:message-id:date:subject:cc:to:from; bh=v4YG50RQptRX7x/NRelHRyuEf66444Twu16q3/ZUuLc=; b=Y6o+WONH5XESUu12aYsYqnTMBBuT3wD5pHiacSPopA4TqWtJrD/OpdDjU2CuV0cu6z 8umc4UxLBZwfnGKYAeNasj5+IqLVDJINmZbKPs10aRcKx14Em+s3v3Xo4UcS6QnnCIzx zCX3X8D+YLB1woMmB1FPPTquEymtbz7MQkW1GhTK3iqOsV4EEgVY2LHxjlLV9qQjVugP GV5wa/uImczLuXC8SXmQ3GMhfdwsXiN0F5o4JV+Mq7otxMgwDy7q0EDu/Pyn3HVe1GRx A7vhfl9fPdW76tu+UHfQ8NR4o5nQpzqva2YPnWezqQ0ozCNz/56d8oi42OIkefwfjaZq J/jw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id hs7-20020a1709073e8700b006e89ea10769si15974143ejc.861.2022.04.25.00.52.36; Mon, 25 Apr 2022 00:53:00 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238648AbiDXIdN (ORCPT + 99 others); Sun, 24 Apr 2022 04:33:13 -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 Content-Type: text/plain 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) X-Spam-Status: No, score=-0.2 required=5.0 tests=BAYES_00,MAY_BE_FORGED, SPF_HELO_NONE,SPF_SOFTFAIL autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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_plane.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[] = { DRM_FORMAT_NV12, DRM_FORMAT_NV21, }; -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 = to_kmb_plane(plane); -- 2.7.4