drm/amd/display: set NULL value during removal for remoteSink

In MST case during removal of remote sink its descriptor pointer wasn't freed corectly.

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>

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 203cb9d..70dc02c 100644 (file)
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1787,7 +1787,7 @@ void dc_link_remove_remote_sink(const struct dc_link *link, const struct dc_sink
                                dc_link->remote_sinks[i] = dc_link->remote_sinks[i+1];
                                i++;
                        }
-
+                       dc_link->remote_sinks[i] = NULL;
                        dc_link->sink_count--;
                        return;
                }