From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yinghai Lu Subject: [PATCH v4 09/28] ia64, irq: Add dummy create_irq_nr() Date: Sat, 10 Aug 2013 19:47:55 -0700 Message-ID: <1376189294-32022-10-git-send-email-yinghai@kernel.org> References: <1376189294-32022-1-git-send-email-yinghai@kernel.org> Return-path: Received: from userp1040.oracle.com ([156.151.31.81]:25740 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753036Ab3HKCsx (ORCPT ); Sat, 10 Aug 2013 22:48:53 -0400 In-Reply-To: <1376189294-32022-1-git-send-email-yinghai@kernel.org> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , Tony Luck , Bjorn Helgaas , "Rafael J. Wysocki" Cc: linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, linux-acpi@vger.kernel.org, Yinghai Lu , Fenghua Yu , linux-ia64@vger.kernel.org, stable@vger.kernel.org create_irq() will return -1 when fail to allocate. create_irq_nr() will return 0 when fail to allocate. Will use it to fix one return value checking for dmar_msi irq. Signed-off-by: Yinghai Lu Cc: Fenghua Yu Cc: linux-ia64@vger.kernel.org Cc: stable@vger.kernel.org --- arch/ia64/kernel/irq_ia64.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c index 1034884..38e46df 100644 --- a/arch/ia64/kernel/irq_ia64.c +++ b/arch/ia64/kernel/irq_ia64.c @@ -429,6 +429,16 @@ int create_irq(void) return irq; } +unsigned int create_irq_nr(unsigned int from, int node) +{ + int irq = create_irq(); + + if (irq < 0) + irq = 0; + + return irq; +} + void destroy_irq(unsigned int irq) { dynamic_irq_cleanup(irq); -- 1.8.1.4