---
 src/gallium/drivers/radeonsi/si_state.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/radeonsi/si_state.c 
b/src/gallium/drivers/radeonsi/si_state.c
index a395ec4..fee1b7f 100644
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -2491,7 +2491,7 @@ static void si_set_constant_buffer(struct pipe_context 
*ctx, uint shader, uint i
        /* Note that the state tracker can unbind constant buffers by
         * passing NULL here.
         */
-       if (cb == NULL)
+       if (cb == NULL || (!cb->buffer && !cb->user_buffer))
                return;
 
        pm4 = CALLOC_STRUCT(si_pm4_state);
-- 
1.7.10.4

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