From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754437AbdDNS4O (ORCPT ); Fri, 14 Apr 2017 14:56:14 -0400 Received: from terminus.zytor.com ([65.50.211.136]:36935 "EHLO terminus.zytor.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752152AbdDNS4M (ORCPT ); Fri, 14 Apr 2017 14:56:12 -0400 Date: Fri, 14 Apr 2017 11:51:56 -0700 From: tip-bot for Matthias Kaehlcke Message-ID: Cc: akpm@linux-foundation.org, rusty@rustcorp.com.au, tglx@linutronix.de, mka@chromium.org, grundler@chromium.org, hpa@zytor.com, md@google.com, mingo@kernel.org, linux-kernel@vger.kernel.org, ghackmann@google.com Reply-To: tglx@linutronix.de, mka@chromium.org, akpm@linux-foundation.org, rusty@rustcorp.com.au, linux-kernel@vger.kernel.org, ghackmann@google.com, grundler@chromium.org, hpa@zytor.com, md@google.com, mingo@kernel.org In-Reply-To: <20170412182030.83657-2-mka@chromium.org> References: <20170412182030.83657-2-mka@chromium.org> To: linux-tip-commits@vger.kernel.org Subject: [tip:irq/core] genirq: Use cpumask_available() for check of cpumask variable Git-Commit-ID: d170fe7dd992b313d4851ae5ab77ee7a51ed8c72 X-Mailer: tip-git-log-daemon Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain; charset=UTF-8 Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Commit-ID: d170fe7dd992b313d4851ae5ab77ee7a51ed8c72 Gitweb: http://git.kernel.org/tip/d170fe7dd992b313d4851ae5ab77ee7a51ed8c72 Author: Matthias Kaehlcke AuthorDate: Wed, 12 Apr 2017 11:20:30 -0700 Committer: Thomas Gleixner CommitDate: Fri, 14 Apr 2017 20:49:27 +0200 genirq: Use cpumask_available() for check of cpumask variable This fixes the following clang warning when CONFIG_CPUMASK_OFFSTACK=n: kernel/irq/manage.c:839:28: error: address of array 'desc->irq_common_data.affinity' will always evaluate to 'true' [-Werror,-Wpointer-bool-conversion] Signed-off-by: Matthias Kaehlcke Cc: Grant Grundler Cc: Rusty Russell Cc: Greg Hackmann Cc: Michael Davidson Cc: Andrew Morton Link: http://lkml.kernel.org/r/20170412182030.83657-2-mka@chromium.org Signed-off-by: Thomas Gleixner --- kernel/irq/manage.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c index a4afe5c..155e3c3 100644 --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -852,7 +852,7 @@ irq_thread_check_affinity(struct irq_desc *desc, struct irqaction *action) * This code is triggered unconditionally. Check the affinity * mask pointer. For CPU_MASK_OFFSTACK=n this is optimized out. */ - if (desc->irq_common_data.affinity) + if (cpumask_available(desc->irq_common_data.affinity)) cpumask_copy(mask, desc->irq_common_data.affinity); else valid = false;