From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kenji Kaneshige Date: Thu, 28 Jul 2005 07:52:39 +0000 Subject: [PATCH 2.6.13-rc3 2/6] failure of acpi_register_gsi() should be handled Message-Id: <42E88EC7.9080200@jp.fujitsu.com> List-Id: References: <42E88DC8.7050507@jp.fujitsu.com> In-Reply-To: <42E88DC8.7050507@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Andrew Morton , Linux Kernel Mailing List , linux-ia64@vger.kernel.org Cc: Kenji Kaneshige This patch adds the error check of acpi_register_gsi() into acpi_pci_enable_irq(). Signed-off-by: Kenji Kaneshige --- linux-2.6.13-rc3-kanesige/drivers/acpi/pci_irq.c | 9 ++++++++- 1 files changed, 8 insertions(+), 1 deletion(-) diff -puN drivers/acpi/pci_irq.c~handle-error-acpi_register_gsi-acpi_pci_enable_irq drivers/acpi/pci_irq.c --- linux-2.6.13-rc3/drivers/acpi/pci_irq.c~handle-error-acpi_register_gsi-acpi_pci_enable_irq 2005-07-28 01:01:15.000000000 +0900 +++ linux-2.6.13-rc3-kanesige/drivers/acpi/pci_irq.c 2005-07-28 01:01:15.000000000 +0900 @@ -392,6 +392,7 @@ acpi_pci_irq_enable ( int edge_level = ACPI_LEVEL_SENSITIVE; int active_high_low = ACPI_ACTIVE_LOW; char *link = NULL; + int rc; ACPI_FUNCTION_TRACE("acpi_pci_irq_enable"); @@ -444,7 +445,13 @@ acpi_pci_irq_enable ( } } - dev->irq = acpi_register_gsi(irq, edge_level, active_high_low); + rc = acpi_register_gsi(irq, edge_level, active_high_low); + if (rc < 0) { + printk(KERN_WARNING PREFIX "PCI Interrupt %s[%c]: failed " + "to register GSI\n", pci_name(dev), ('A' + pin)); + return_VALUE(rc); + } + dev->irq = rc; printk(KERN_INFO PREFIX "PCI Interrupt %s[%c] -> ", pci_name(dev), 'A' + pin); _