From: Colin Ian King <colin.king@canonical.com>
Date: Wed, 26 Apr 2017 08:18:25 +0000 (+0800)
Subject: ACPICA: debugger: fix memory leak on Pathname
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=1f67ef69941e252d5a3558426338a84acce73d89;p=openwrt%2Fstaging%2Fblogic.git

ACPICA: debugger: fix memory leak on Pathname

ACPICA commit 1db14dc88f308119634d77ab9dcb6586b9fe4777

On the error return path when acpi_get_object_info fails the allocated
pathname is not free'd leading to a memory leak.  Free pathname
to fix this.

Link: https://github.com/acpica/acpica/commit/1db14dc8
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---

diff --git a/drivers/acpi/acpica/dbmethod.c b/drivers/acpi/acpica/dbmethod.c
index 15c8237b8a80..df62c9245efc 100644
--- a/drivers/acpi/acpica/dbmethod.c
+++ b/drivers/acpi/acpica/dbmethod.c
@@ -422,6 +422,7 @@ acpi_db_walk_for_execute(acpi_handle obj_handle,
 
 	status = acpi_get_object_info(obj_handle, &obj_info);
 	if (ACPI_FAILURE(status)) {
+		ACPI_FREE(pathname);
 		return (status);
 	}