[Mesa-dev] [PATCH 2/4] r300g: fix crash while binding a NULL constant buffer

[Marek Olšák]

---
 src/gallium/drivers/r300/r300_state.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/r300/r300_state.c b/src/gallium/drivers/r300/r300_state.c
index ad93510..2de0fd6 100644
--- a/src/gallium/drivers/r300/r300_state.c
+++ b/src/gallium/drivers/r300/r300_state.c
@@ -2056,7 +2056,7 @@ static void r300_set_constant_buffer(struct pipe_context *pipe,
     struct r300_constant_buffer *cbuf;
     uint32_t *mapped;
 
-    if (!cb)
+    if (!cb || (!cb->buffer && !cb->user_buffer))
         return;
 
     switch (shader) {
-- 
1.7.10.4