Merge tag 'acpi-fix-4.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull ACPI fix from Rafael Wysocki:
 "This fixes a possible memory leak in an error code path in one of the
  utility routines (Xiongfeng Wang)"

* tag 'acpi-fix-4.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  ACPI / utils: Fix memory leak in acpi_evaluate_reference() error path
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
index 0a9e597..9d49a1a 100644
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -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;