From patchwork Tue Oct 1 08:25:20 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Fabrizio Castro X-Patchwork-Id: 11168197 X-Patchwork-Delegate: iwamatsu@nigauri.org Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8409915AB for ; Tue, 1 Oct 2019 08:27:46 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6C59821783 for ; Tue, 1 Oct 2019 08:27:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6C59821783 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bp.renesas.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=cip-dev-bounces@lists.cip-project.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 03EE57D31; Tue, 1 Oct 2019 08:26:34 +0000 (UTC) X-Original-To: cip-dev@lists.cip-project.org Delivered-To: cip-dev@mail.linuxfoundation.org Received: from smtp2.linuxfoundation.org (smtp2.linux-foundation.org [172.17.192.36]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 2BB857CC7 for ; Tue, 1 Oct 2019 08:26:15 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by smtp2.linuxfoundation.org (Postfix) with ESMTP id A36A21DD99 for ; Tue, 1 Oct 2019 08:26:14 +0000 (UTC) X-IronPort-AV: E=Sophos;i="5.64,570,1559487600"; d="scan'208";a="27997874" Received: from unknown (HELO relmlir6.idc.renesas.com) ([10.200.68.152]) by relmlie5.idc.renesas.com with ESMTP; 01 Oct 2019 17:26:14 +0900 Received: from fabrizio-dev.ree.adwin.renesas.com (unknown [10.226.36.196]) by relmlir6.idc.renesas.com (Postfix) with ESMTP id EB9C741D9F9E; Tue, 1 Oct 2019 17:26:12 +0900 (JST) From: Fabrizio Castro To: cip-dev@lists.cip-project.org Date: Tue, 1 Oct 2019 09:25:20 +0100 Message-Id: <1569918331-6990-22-git-send-email-fabrizio.castro@bp.renesas.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1569918331-6990-1-git-send-email-fabrizio.castro@bp.renesas.com> References: <1569918331-6990-1-git-send-email-fabrizio.castro@bp.renesas.com> X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_NONE autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp2.linux-foundation.org Cc: Biju Das Subject: [cip-dev] [PATCH 4.19.y-cip 21/32] drm: rcar-du: Fix the return value in case of error in 'rcar_du_crtc_set_crc_source()' X-BeenThere: cip-dev@lists.cip-project.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: cip-dev-bounces@lists.cip-project.org Errors-To: cip-dev-bounces@lists.cip-project.org From: Christophe JAILLET commit 4d486f18d91b1876040bf87e9ad78981a08b15a6 upstream. We return 0 unconditionally in 'rcar_du_crtc_set_crc_source()'. However, 'ret' is set to some error codes if some function calls fail. Return 'ret' instead to propagate the error code. Fixes: 47a52d024e89 ("media: drm: rcar-du: Add support for CRC computation") Signed-off-by: Christophe JAILLET Reviewed-by: Laurent Pinchart Signed-off-by: Laurent Pinchart Signed-off-by: Fabrizio Castro --- drivers/gpu/drm/rcar-du/rcar_du_crtc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c index 1ea4bc2..0cfb015 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_crtc.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_crtc.c @@ -936,7 +936,7 @@ static int rcar_du_crtc_set_crc_source(struct drm_crtc *crtc, drm_modeset_drop_locks(&ctx); drm_modeset_acquire_fini(&ctx); - return 0; + return ret; } static const struct drm_crtc_funcs crtc_funcs_gen2 = {