From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Cyrus-Session-Id: sloti22d1t05-1182439-1521806842-2-15033171291477056661 X-Sieve: CMU Sieve 3.0 X-Spam-known-sender: no X-Spam-score: 0.0 X-Spam-hits: BAYES_00 -1.9, HEADER_FROM_DIFFERENT_DOMAINS 0.25, ME_NOAUTH 0.01, RCVD_IN_DNSWL_HI -5, T_RP_MATCHES_RCVD -0.01, LANGUAGES en, BAYES_USED global, SA_VERSION 3.4.0 X-Spam-source: IP='209.132.180.67', Host='vger.kernel.org', Country='CN', FromHeader='org', MailFrom='org' X-Spam-charsets: plain='UTF-8' X-Resolved-to: greg@kroah.com X-Delivered-to: greg@kroah.com X-Mail-from: stable-owner@vger.kernel.org ARC-Seal: i=1; a=rsa-sha256; cv=none; d=messagingengine.com; s=arctest; t=1521806841; b=X3K/xvoUNIRYxq5YVk+SWtBuKX1U/bmcc/n1GkQU8zRIwtF iA42mg1iDsfYdrknokUjafv3Dpbvu79ZUlQ0Yql+teDzvUnQwC7exd5MHlKXqqBJ f+SX6CkNm6/YZTqRKfuW5EqpQf15VeVKOePUN2dgROqgQpJbB7Y8R7u2Awfk0sb4 sceTzUfFmrxTBB86V0qL/sVPVvH7cL2QD4tC0po/C1LDcStDPtVlkVT5XCc/ZxHr CrY0X+Wz4M9rRJIUAicWOto87WVUE4g055MhlI2gjBlJZO2YUz3yL4J/OznpvOdY gVG8HEWrIzZRfluGzByP7FKCjF08ZpvVWyksGWg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-type:sender :list-id; s=arctest; t=1521806841; bh=C1WkGMcSFwfwfvG+x2jFpykGcF w0eO9ClizfoaKEUMQ=; b=xDNo1PZY8VhH9t8aaSaw0yLQnlNzUnyOzIRQeckWu3 k3CDMkKAHf1DPKtaaujnjUS7z+Zp0v74CD0Zd99TAmnHjezAw6epL6ue6zWtv0gN +SwJmr51OSi+GaNtQjcuP8XyWhHherdJIfA7fTAyCsYPU3o/OWSZ1G6iWxdUgoSA unNniiCekerG64u4/dczjUUKBTGXwxFpV6h13g2g7w4gdhs+OxgHb1q7UBsTaEHe 5Egr7bLz+FAxv3sJyxYRTVTmepGKvL3E1lpdZpUfDCOY6XrjIE69tyl5iIptn7Jf B6bV33I9zLJ/mkNxJvEF0BkhzD1Wqp3pBPJjxaFt5JmA== ARC-Authentication-Results: i=1; mx6.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes; x-vs=clean score=-100 state=0 Authentication-Results: mx6.messagingengine.com; arc=none (no signatures found); dkim=none (no signatures found); dmarc=none (p=none,has-list-id=yes,d=none) header.from=linuxfoundation.org; iprev=pass policy.iprev=209.132.180.67 (vger.kernel.org); spf=none smtp.mailfrom=stable-owner@vger.kernel.org smtp.helo=vger.kernel.org; x-aligned-from=fail; x-ptr=pass x-ptr-helo=vger.kernel.org x-ptr-lookup=vger.kernel.org; x-return-mx=pass smtp.domain=vger.kernel.org smtp.result=pass smtp_org.domain=kernel.org smtp_org.result=pass smtp_is_org_domain=no header.domain=linuxfoundation.org header.result=pass header_is_org_domain=yes; x-vs=clean score=-100 state=0 X-ME-VSCategory: clean Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752628AbeCWMHE (ORCPT ); Fri, 23 Mar 2018 08:07:04 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:35882 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753196AbeCWJ6u (ORCPT ); Fri, 23 Mar 2018 05:58:50 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Geert Uytterhoeven , Lorenzo Pieralisi , Sasha Levin Subject: [PATCH 4.15 53/84] PCI: rcar: Handle rcar_pcie_parse_request_of_pci_ranges() failures Date: Fri, 23 Mar 2018 10:54:07 +0100 Message-Id: <20180323095419.997389319@linuxfoundation.org> X-Mailer: git-send-email 2.16.2 In-Reply-To: <20180323095411.913234798@linuxfoundation.org> References: <20180323095411.913234798@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.15-stable review patch. If anyone has any objections, please let me know. ------------------ From: Geert Uytterhoeven [ Upstream commit 83c75ddd816e979802bd244ad494139f28152921 ] rcar_pcie_parse_request_of_pci_ranges() can fail and return an error code, but this is not checked nor handled. Fix this by adding the missing error handling. Fixes: 5d2917d469faab72 ("PCI: rcar: Convert to DT resource parsing API") Signed-off-by: Geert Uytterhoeven Signed-off-by: Lorenzo Pieralisi Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/pci/host/pcie-rcar.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) --- a/drivers/pci/host/pcie-rcar.c +++ b/drivers/pci/host/pcie-rcar.c @@ -1123,7 +1123,9 @@ static int rcar_pcie_probe(struct platfo INIT_LIST_HEAD(&pcie->resources); - rcar_pcie_parse_request_of_pci_ranges(pcie); + err = rcar_pcie_parse_request_of_pci_ranges(pcie); + if (err) + goto err_free_bridge; err = rcar_pcie_get_resources(pcie); if (err < 0) { @@ -1178,6 +1180,7 @@ err_pm_disable: err_free_resource_list: pci_free_resource_list(&pcie->resources); +err_free_bridge: pci_free_host_bridge(bridge); return err;