From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756821AbbA1UX0 (ORCPT ); Wed, 28 Jan 2015 15:23:26 -0500 Received: from mga09.intel.com ([134.134.136.24]:50867 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756767AbbA1UXW (ORCPT ); Wed, 28 Jan 2015 15:23:22 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.09,480,1418112000"; d="scan'208";a="677268831" From: Jiang Liu To: "Rafael J. Wysocki" , Thomas Gleixner , Bjorn Helgaas , Yinghai Lu , Borislav Petkov , Lv Zheng , Len Brown Cc: Tony Luck , x86@kernel.org, linux-kernel@vger.kernel.org, linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org, Jiang Liu Subject: [Patch v2 05/22] ACPI: Let the parser return false for disabled resources Date: Wed, 28 Jan 2015 18:57:23 +0800 Message-Id: <1422442660-455-6-git-send-email-jiang.liu@linux.intel.com> X-Mailer: git-send-email 1.7.10.4 In-Reply-To: <1422442660-455-1-git-send-email-jiang.liu@linux.intel.com> References: <1422442660-455-1-git-send-email-jiang.liu@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Thomas Gleixner If the parser disables a resource during parsing, let it return false, so the calling code does not need to implement further checks. Signed-off-by: Thomas Gleixner Signed-off-by: Jiang Liu --- drivers/acpi/resource.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c index 16d291c60277..cdb1a3c4a0b9 100644 --- a/drivers/acpi/resource.c +++ b/drivers/acpi/resource.c @@ -219,10 +219,10 @@ bool acpi_dev_resource_address_space(struct acpi_resource *ares, res->flags = IORESOURCE_BUS; break; default: - res->flags = 0; + return false; } - return true; + return !(res->flags & IORESOURCE_DISABLED); } EXPORT_SYMBOL_GPL(acpi_dev_resource_address_space); @@ -268,10 +268,10 @@ bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares, res->flags = IORESOURCE_BUS; break; default: - res->flags = 0; + return false; } - return true; + return !(res->flags & IORESOURCE_DISABLED); } EXPORT_SYMBOL_GPL(acpi_dev_resource_ext_address_space); -- 1.7.10.4