drm/amd/display: Avoid sending abnormal VSIF

[Why]
While setting hdmi_vic, hv_frame.vic is not initialized and might
assign a wrong value to hdmi_vic. Cause to send out VSIF with
abnormal value.

[How]
Initialize hv_frame and avi_frame
Signed-off-by: Wayne Lin <Wayne.Lin@amd.com>
Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c

@@ -3399,6 +3399,9 @@ static void fill_stream_properties_from_drm_display_mode(
 	struct hdmi_vendor_infoframe hv_frame;
 	struct hdmi_avi_infoframe avi_frame;
 
+	memset(&hv_frame, 0, sizeof(hv_frame));
+	memset(&avi_frame, 0, sizeof(avi_frame));
+
 	timing_out->h_border_left = 0;
 	timing_out->h_border_right = 0;
 	timing_out->v_border_top = 0;