From patchwork Tue May 11 09:43:08 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhen Lei X-Patchwork-Id: 12250341 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 32FB1C433ED for ; Tue, 11 May 2021 09:43:27 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (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 C606D6191E for ; Tue, 11 May 2021 09:43:26 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C606D6191E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=huawei.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 231F56EA12; Tue, 11 May 2021 09:43:26 +0000 (UTC) Received: from szxga04-in.huawei.com (szxga04-in.huawei.com [45.249.212.190]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2A80A6EA12 for ; Tue, 11 May 2021 09:43:24 +0000 (UTC) Received: from DGGEMS404-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4FfXvh6Zkyzmg5n; Tue, 11 May 2021 17:40:00 +0800 (CST) Received: from thunder-town.china.huawei.com (10.174.177.72) by DGGEMS404-HUB.china.huawei.com (10.3.19.204) with Microsoft SMTP Server id 14.3.498.0; Tue, 11 May 2021 17:43:15 +0800 From: Zhen Lei To: Anitha Chrisanthus , Edmund Dea , David Airlie , Daniel Vetter , dri-devel Subject: [PATCH 1/1] drm/kmb: Remove redundant error printing in kmb_dsi_map_mmio() Date: Tue, 11 May 2021 17:43:08 +0800 Message-ID: <20210511094308.4779-1-thunder.leizhen@huawei.com> X-Mailer: git-send-email 2.26.0.windows.1 MIME-Version: 1.0 X-Originating-IP: [10.174.177.72] X-CFilter-Loop: Reflected X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Zhen Lei Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" When devm_ioremap_resource() fails, a clear enough error message will be printed by its subfunction __devm_ioremap_resource(). The error information contains the device name, failure cause, and possibly resource information. Therefore, remove the error printing here to simplify code and reduce the binary size. Reported-by: Hulk Robot Signed-off-by: Zhen Lei --- drivers/gpu/drm/kmb/kmb_dsi.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/gpu/drm/kmb/kmb_dsi.c b/drivers/gpu/drm/kmb/kmb_dsi.c index 4b5d82af84b3014..6f278bc018cee67 100644 --- a/drivers/gpu/drm/kmb/kmb_dsi.c +++ b/drivers/gpu/drm/kmb/kmb_dsi.c @@ -1468,10 +1468,8 @@ int kmb_dsi_map_mmio(struct kmb_dsi *kmb_dsi) return -ENOMEM; } kmb_dsi->mipi_mmio = devm_ioremap_resource(dev, res); - if (IS_ERR(kmb_dsi->mipi_mmio)) { - dev_err(dev, "failed to ioremap mipi registers"); + if (IS_ERR(kmb_dsi->mipi_mmio)) return PTR_ERR(kmb_dsi->mipi_mmio); - } return 0; }