ACPI / PCI: Fix memory leak in acpi_pci_irq_enable()

commit b685f3b1744061aa9ad822548ba9c674de5be7c6 upstream.

acpi_pci_link_allocate_irq() can return negative gsi even if
entry != NULL.  For that case we have a memory leak, so free
entry before returning from acpi_pci_irq_enable() for gsi < 0.

Signed-off-by: Tomasz Nowicki <tomasz.nowicki@linaro.org>
[rjw: Subject and changelog]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

This commit is contained in:

Tomasz Nowicki

2014-02-10 14:00:11 +01:00

committed by

Greg Kroah-Hartman

parent 9942fc0221

commit 63b5b009bd

1 changed files with 1 additions and 0 deletions

									
										drivers/acpi/pci_irq.c
									
		+1
		
												View File
												
				@@ -432,6 +432,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev)

								 pin_name(pin));

						}

						kfree(entry);

						return 0;

					}