radeonsi: fix shader binding

Signed-off-by: Christian König <deathsimple@vodafone.de>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>

diff --git a/src/gallium/drivers/radeonsi/si_state.c b/src/gallium/drivers/radeonsi/si_state.c
index c417c9c..a80e169 100644 (file)
--- a/src/gallium/drivers/radeonsi/si_state.c
+++ b/src/gallium/drivers/radeonsi/si_state.c
@@ -1649,7 +1649,10 @@ static void si_bind_vs_shader(struct pipe_context *ctx, void *state)
 
        rctx->shader_dirty = true;
        rctx->vs_shader = shader;
-       si_pm4_bind_state(rctx, vs, shader->pm4);
+
+       if (shader) {
+               si_pm4_bind_state(rctx, vs, shader->pm4);
+       }
 }
 
 static void si_bind_ps_shader(struct pipe_context *ctx, void *state)
@@ -1662,7 +1665,10 @@ static void si_bind_ps_shader(struct pipe_context *ctx, void *state)
 
        rctx->shader_dirty = true;
        rctx->ps_shader = shader;
-       si_pm4_bind_state(rctx, ps, shader->pm4);
+
+       if (shader) {
+               si_pm4_bind_state(rctx, ps, shader->pm4);
+       }
 }
 
 static void si_delete_vs_shader(struct pipe_context *ctx, void *state)