From: Leon Elazar <leon.elazar@amd.com>
Date: Fri, 3 Mar 2017 14:37:08 -0500
Subject: drm/amd/display: Memory leak fix during disable
Git-commit: 68339af3cb7fa32634170fe5cf5cba1335bb8cc9
Patch-mainline: v4.15-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166

1.current_context memory wasn't released at
dc_post_update_surfaces_to_stream during context swap.

Signed-off-by: Leon Elazar <leon.elazar@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1046,6 +1046,9 @@ bool dc_post_update_surfaces_to_stream(s
 	core_dc->hwss.set_bandwidth(core_dc, context, true);
 
 	resource_validate_ctx_destruct(core_dc->current_context);
+	if (core_dc->current_context)
+		dm_free(core_dc->current_context);
+
 	core_dc->current_context = context;
 
 	return true;