From: Shirish S <[email protected]>

While setting cursor position in case of mpo, input_pixel_processor is not 
available for underlay, hence add check of the same to avoid null pointer 
access issue.

Signed-off-by: Shirish S <[email protected]>
Reviewed-by: Harry Wentland <[email protected]>
Reviewed-by: Tony Cheng <[email protected]>
---
 drivers/gpu/drm/amd/display/dc/core/dc_stream.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c 
b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
index 5cf69af..572b885 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_stream.c
@@ -288,7 +288,7 @@ bool dc_stream_set_cursor_position(
                        pos_cpy.enable = false;
 
 
-               if (ipp->funcs->ipp_cursor_set_position != NULL)
+               if (ipp !=NULL && ipp->funcs->ipp_cursor_set_position != NULL)
                        ipp->funcs->ipp_cursor_set_position(ipp, &pos_cpy, 
&param);
 
                if (mi != NULL && mi->funcs->set_cursor_position != NULL)
--
2.7.4

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