From: Eric Huang <JinHuiEric.Huang@amd.com>
Date: Tue, 31 Oct 2017 17:35:28 -0400
Subject: drm/amd/powerplay: fix memory leak of hardcoded pptable
Git-commit: 7b38a49d75fb5e90512e63038449222c2ef651ef
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
Reviewed-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/powerplay/amd_powerplay.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -78,6 +78,9 @@ static int amd_powerplay_destroy(void *h
 {
 	struct pp_instance *instance = (struct pp_instance *)handle;
 
+	kfree(instance->hwmgr->hardcode_pp_table);
+	instance->hwmgr->hardcode_pp_table = NULL;
+
 	kfree(instance->hwmgr);
 	instance->hwmgr = NULL;