From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx4/D9fa450U+r982iCZmLVI8qbumxoHK0pngRTRearHMhp2Ty9SkfIl3aVaXRSccq5eDXOQL ARC-Seal: i=1; a=rsa-sha256; t=1523021584; cv=none; d=google.com; s=arc-20160816; b=wc1ZjiJcBPCQ31bZ4UZnMH9mA1h3He5DvKqUxu0mjAaZphy3WrvOB36iz4DN4HQbVy Cj4lhUxA4yjsmVhowbgI5nOhRg8jiKMjG4lfx4Rdy7rF/qHaoUIhLpULou5xhSIURyMd Bd8dHngOouxWTxryI7gwCrnn1rmyIE/ZpvyTYXHlS4n/KPf9CaRZSNKH4qe4uqGqNsVj uWrkDnLSSQYaroXhtWMbXJ4oJRs1WiTIMot3ZQWy5eI4+NYTOulDZOTaRsmEHuVQTzmS qLdssMlaxdyFzaqRg5IM53QqJod2Oz5a43p76e19zNON21TXibIHxnalpEFyVDintsvK ya8A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:user-agent:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=D53GJICjBd8ypNiX4XJKrYljAWP0EmWdE2WCs8V3o2o=; b=mLyDUs+LdBI40pjSfDz745qdOLKMVW6nBx95mwyDHc1eNTD6yLaa7sQB5ufGFMDVft SUAnh2KdmYAp9FAgJuptEUfmWkpQvzhu6UJnJmLlSHjD6BVuP7Zf3Kms6XgnLu+3pdoY L+XlcOcWlIQqHwAvWfFYcKPtZt3QKCBh62uVXpDJeLq0EXVWOaCBG+9bROk54AjhDqSt gWc707N7TudNCrEpKl7kEnJgYXoac96eHPYmXp4YMyUFNzTLLticffbrnD6/ciJbSp4v ZTD/GvBtj1IgB8gBq4S5y1qgjQmWk7z6KvTuff9N2KYIomLQlQQeSjntK4FVUCx4zbA3 2D+w== ARC-Authentication-Results: i=1; mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org Authentication-Results: mx.google.com; spf=softfail (google.com: domain of transitioning gregkh@linuxfoundation.org does not designate 90.92.61.202 as permitted sender) smtp.mailfrom=gregkh@linuxfoundation.org From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Matthias Kaehlcke , Grant Grundler , Rusty Russell , Greg Hackmann , Michael Davidson , Andrew Morton , Thomas Gleixner , Nathan Chancellor Subject: [PATCH 4.9 017/102] genirq: Use cpumask_available() for check of cpumask variable Date: Fri, 6 Apr 2018 15:22:58 +0200 Message-Id: <20180406084334.023785777@linuxfoundation.org> X-Mailer: git-send-email 2.17.0 In-Reply-To: <20180406084331.507038179@linuxfoundation.org> References: <20180406084331.507038179@linuxfoundation.org> User-Agent: quilt/0.65 X-stable: review MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-LABELS: =?utf-8?b?IlxcU2VudCI=?= X-GMAIL-THRID: =?utf-8?q?1597003769148140968?= X-GMAIL-MSGID: =?utf-8?q?1597003880603786793?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Matthias Kaehlcke commit d170fe7dd992b313d4851ae5ab77ee7a51ed8c72 upstream. 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 Cc: Nathan Chancellor Signed-off-by: Greg Kroah-Hartman --- kernel/irq/manage.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/kernel/irq/manage.c +++ b/kernel/irq/manage.c @@ -850,7 +850,7 @@ irq_thread_check_affinity(struct irq_des * 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;