Prevents an assertion when using GALLIUM_HUD with ioquake3,
when cso_restore_constant_buffer_slot0 restores an empty
constant buffer in slot 0.
Signed-off-by: Wladimir J. van der Laan <laa...@gmail.com>
---
src/gallium/drivers/etnaviv/etnaviv_state.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/gallium/drivers/etnaviv/etnaviv_state.c
b/src/gallium/drivers/etnaviv/etnaviv_state.c
index 34bcb19..91f12f3 100644
--- a/src/gallium/drivers/etnaviv/etnaviv_state.c
+++ b/src/gallium/drivers/etnaviv/etnaviv_state.c
@@ -89,7 +89,7 @@ etna_set_constant_buffer(struct pipe_context *pctx,
/* Note that the state tracker can unbind constant buffers by
* passing NULL here. */
- if (unlikely(!cb))
+ if (unlikely(!cb) || (cb->buffer == NULL && cb->user_buffer == NULL))
return;
/* there is no support for ARB_uniform_buffer_object */
--
2.7.4
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