From 2194e3ae902a89579141d860d010d78d422cbc4f Mon Sep 17 00:00:00 2001
From: Roman Li <Roman.Li@amd.com>
Date: Tue, 7 Nov 2017 10:58:40 -0500
Subject: [PATCH] drm/amd/display: Fix unbalanced locking in surface apply

also simplifying syntax and removing unused variable in
dce110_apply_ctx_for_surface()

Signed-off-by: Roman Li <Roman.Li@amd.com>
Reviewed-by: Tony Cheng <Tony.Cheng@amd.com>
Acked-by: Harry Wentland <harry.wentland@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 .../gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c    | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
index 750bbe9edf5c..09051dfe1844 100644
--- a/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
+++ b/drivers/gpu/drm/amd/display/dc/dce110/dce110_hw_sequencer.c
@@ -2849,22 +2849,19 @@ static void dce110_apply_ctx_for_surface(
 		int num_planes,
 		struct dc_state *context)
 {
-	int i, be_idx;
+	int i;
 
 	if (num_planes == 0)
 		return;
 
-	be_idx = -1;
 	for (i = 0; i < dc->res_pool->pipe_count; i++) {
 		struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
 		struct pipe_ctx *old_pipe_ctx = &dc->current_state->res_ctx.pipe_ctx[i];
 
-		if (stream == context->res_ctx.pipe_ctx[i].stream) {
-			be_idx = context->res_ctx.pipe_ctx[i].stream_res.tg->inst;
+		if (stream == pipe_ctx->stream) {
 			if (!pipe_ctx->top_pipe &&
 				(pipe_ctx->plane_state || old_pipe_ctx->plane_state))
 				dc->hwss.pipe_control_lock(dc, pipe_ctx, true);
-			break;
 		}
 	}