diff options
| -rw-r--r-- | src/gallium/drivers/r600/evergreen_state.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/gallium/drivers/r600/evergreen_state.c b/src/gallium/drivers/r600/evergreen_state.c index 72223485067..ce8e93a1d25 100644 --- a/src/gallium/drivers/r600/evergreen_state.c +++ b/src/gallium/drivers/r600/evergreen_state.c @@ -826,6 +826,13 @@ static void evergreen_set_constant_buffer(struct pipe_context *ctx, uint shader, struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx; struct r600_resource *rbuffer = (struct r600_resource*)buffer; + /* Note that the state tracker can unbind constant buffers by + * passing NULL here. + */ + if (buffer == NULL) { + return; + } + switch (shader) { case PIPE_SHADER_VERTEX: rctx->vs_const_buffer.nregs = 0; |