From patchwork Wed Aug 16 12:51:56 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?SsO8cmdlbiBHcm/Dnw==?= X-Patchwork-Id: 9903655 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A98A36038C for ; Wed, 16 Aug 2017 12:54:47 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9BA62289DD for ; Wed, 16 Aug 2017 12:54:47 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 90A82289E1; Wed, 16 Aug 2017 12:54:47 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 4E4BF289DD for ; Wed, 16 Aug 2017 12:54:47 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dhxoK-0000Ad-GC; Wed, 16 Aug 2017 12:52:36 +0000 Received: from mail6.bemta5.messagelabs.com ([195.245.231.135]) by lists.xenproject.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dhxoI-0008SV-EM for xen-devel@lists.xenproject.org; Wed, 16 Aug 2017 12:52:34 +0000 Received: from [85.158.139.211] by server-5.bemta-5.messagelabs.com id 3B/3E-02177-21044995; Wed, 16 Aug 2017 12:52:34 +0000 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrALMWRWlGSWpSXmKPExsVyuP0Ovy6/w5R Ig0W5Ft+3TGZyYPQ4/OEKSwBjFGtmXlJ+RQJrxv95r9kKjnNU/Nt/jaWBcSN7FyMnh4SAkcTb if+Yuhi5OIQEjjFKnHiyjxkkwSagKrHh+ilWEFtEQEni3qrJTCA2s4CrRMPvpUBxDg5hgXSJf w+lQcIsQOVtp9oYQWxeAROJE5P2MEPMl5foODCZBcTmBIpP3nAMzBYSMJbY3tPIPoGRewEjwy pGjeLUorLUIl1jA72kosz0jJLcxMwcXUMDU73c1OLixPTUnMSkYr3k/NxNjEDf1jMwMO5gnLD K7xCjJAeTkihvkNaUSCG+pPyUyozE4oz4otKc1OJDjDIcHEoSvIvsgHKCRanpqRVpmTnAIINJ S3DwKInwptkCpXmLCxJzizPTIVKnGHU5Xk34/41JiCUvPy9VSpz3FsgMAZCijNI8uBGwgL/EK CslzMvIwMAgxFOQWpSbWYIq/4pRnINRSZj3KsgUnsy8ErhNr4COYAI64kr7JJAjShIRUlINjB tmcnKeTYuZKXjtp9PpK0VKIeHT+mZujXa75/tpgUnH8iWq15zeqTktc+27POWDcezZZYJTBd9 knbWasJ4vtXFm1Jk/GSYzd9dcrZ9s82btgW+zHj52ieaJLedfEHDFbWpm2eNc23sSfHx73mx4 cESZue78vvkr+poOnXrUMHWd/T/FpJRjb38psRRnJBpqMRcVJwIAlnMNn3MCAAA= X-Env-Sender: jgross@suse.com X-Msg-Ref: server-6.tower-206.messagelabs.com!1502887950!104683436!1 X-Originating-IP: [195.135.220.15] X-SpamReason: No, hits=0.5 required=7.0 tests=BODY_RANDOM_LONG X-StarScan-Received: X-StarScan-Version: 9.4.45; banners=-,-,- X-VirusChecked: Checked Received: (qmail 50600 invoked from network); 16 Aug 2017 12:52:31 -0000 Received: from mx2.suse.de (HELO mx1.suse.de) (195.135.220.15) by server-6.tower-206.messagelabs.com with DHE-RSA-CAMELLIA256-SHA encrypted SMTP; 16 Aug 2017 12:52:30 -0000 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id AD67FAE84 for ; Wed, 16 Aug 2017 12:52:30 +0000 (UTC) From: Juergen Gross To: xen-devel@lists.xenproject.org Date: Wed, 16 Aug 2017 14:51:56 +0200 Message-Id: <20170816125219.5255-30-jgross@suse.com> X-Mailer: git-send-email 2.12.3 In-Reply-To: <20170816125219.5255-1-jgross@suse.com> References: <20170816125219.5255-1-jgross@suse.com> Cc: Juergen Gross , Jan Beulich Subject: [Xen-devel] [PATCH v3 29/52] xen/drivers/acpi/tables.c: let custom parameter parsing routines return errno X-BeenThere: xen-devel@lists.xen.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: xen-devel-bounces@lists.xen.org Sender: "Xen-devel" X-Virus-Scanned: ClamAV using ClamSMTP Modify the custom parameter parsing routines in: xen/drivers/acpi/tables.c to indicate whether the parameter value was parsed successfully. Cc: Jan Beulich Signed-off-by: Juergen Gross Acked-by: Wei Liu Acked-by: Jan Beulich --- xen/drivers/acpi/tables.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/xen/drivers/acpi/tables.c b/xen/drivers/acpi/tables.c index dd2031f36a..b890b73901 100644 --- a/xen/drivers/acpi/tables.c +++ b/xen/drivers/acpi/tables.c @@ -456,14 +456,15 @@ int __init acpi_table_init(void) return 0; } -static int __init acpi_parse_apic_instance(char *str) +static int __init acpi_parse_apic_instance(const char *str) { + const char *q; - acpi_apic_instance = simple_strtoul(str, NULL, 0); + acpi_apic_instance = simple_strtoul(str, &q, 0); printk(KERN_NOTICE PREFIX "Shall use APIC/MADT table %d\n", acpi_apic_instance); - return 0; + return *q ? -EINVAL : 0; } custom_param("acpi_apic_instance", acpi_parse_apic_instance);