Commit 09e15086 authored Nov 09, 2017 by Xiongfeng Wang Committed by Rafael J. Wysocki Nov 14, 2017

ACPI / utils: Fix memory leak in acpi_evaluate_reference() error path



When package.count is larger than ACPI_MAX_HANDLES, buffer.pointer is
not freed before the function returns AE_NO_MEMORY. Fix this possible
memory leak by kfree'ing it.

Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

parent 04ed5109

drivers/acpi/utils.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -355,6 +355,7 @@ acpi_evaluate_reference(acpi_handle handle,
		}

		if (package->package.count > ACPI_MAX_HANDLES) {
		kfree(package);
		return AE_NO_MEMORY;
		}
		list->count = package->package.count;