From mboxrd@z Thu Jan 1 00:00:00 1970 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=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 04737C2D0DB for ; Fri, 24 Jan 2020 11:13:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C2BF92087E for ; Fri, 24 Jan 2020 11:13:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579864381; bh=Q3mESUXUhBBdKU3NQ32ZC/6o2RFPDyned+9barBgp4k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=ZGZLWvr5Kz3pyaB4R7v9t+DWPAvfLVSbxaOpmjR+tWe+zbeQdS2T1Ux272iW1QSs5 gMJf+c8S88Q1M5LE5l+r766zqnMx6p8AL3J+L+FLiTM6jt8wR5K16yjuyqmaz82IOu Rrkz17pOeL+2n8dqKwzHd/NVTWLDTk8ZIlfDRLhg= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389446AbgAXLM6 (ORCPT ); Fri, 24 Jan 2020 06:12:58 -0500 Received: from mail.kernel.org ([198.145.29.99]:49162 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732925AbgAXLMr (ORCPT ); Fri, 24 Jan 2020 06:12:47 -0500 Received: from localhost (ip-213-127-102-57.ip.prioritytelecom.net [213.127.102.57]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A1C7F2077C; Fri, 24 Jan 2020 11:12:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1579864367; bh=Q3mESUXUhBBdKU3NQ32ZC/6o2RFPDyned+9barBgp4k=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=X0zZ1sMdLevs0b5VBZXIuz7ADYVQ9NJCJS87zsK2JYfD3tAjPRmb9wuO16d3ZYwW/ tSg8ytZ2AG00eQVX9n24Sgy+A1klnvd77eMscbWFp11Kicr1/m9TL+9GXSHIAuqK0w I9U03wKDWjRiCiA39ftXz4Hd4hwrcMgi6sLesV9Y= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Stefan Wahren , Ulf Hansson , Sasha Levin Subject: [PATCH 4.19 234/639] mmc: sdhci-brcmstb: handle mmc_of_parse() errors during probe Date: Fri, 24 Jan 2020 10:26:44 +0100 Message-Id: <20200124093116.144901150@linuxfoundation.org> X-Mailer: git-send-email 2.25.0 In-Reply-To: <20200124093047.008739095@linuxfoundation.org> References: <20200124093047.008739095@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Stefan Wahren [ Upstream commit 1e20186e706da8446f9435f2924cd65ab1397e73 ] We need to handle mmc_of_parse() errors during probe otherwise the MMC driver could start without proper initialization (e.g. power sequence). Fixes: 476bf3d62d5c ("mmc: sdhci-brcmstb: Add driver for Broadcom BRCMSTB SoCs") Signed-off-by: Stefan Wahren Signed-off-by: Ulf Hansson Signed-off-by: Sasha Levin --- drivers/mmc/host/sdhci-brcmstb.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/mmc/host/sdhci-brcmstb.c b/drivers/mmc/host/sdhci-brcmstb.c index 552bddc5096ce..1cd10356fc14f 100644 --- a/drivers/mmc/host/sdhci-brcmstb.c +++ b/drivers/mmc/host/sdhci-brcmstb.c @@ -55,7 +55,9 @@ static int sdhci_brcmstb_probe(struct platform_device *pdev) } sdhci_get_of_property(pdev); - mmc_of_parse(host->mmc); + res = mmc_of_parse(host->mmc); + if (res) + goto err; /* * Supply the existing CAPS, but clear the UHS modes. This -- 2.20.1