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

View file

@ -432,6 +432,7 @@ int acpi_pci_irq_enable(struct pci_dev *dev)
pin_name(pin));
}
kfree(entry);
return 0;
}