gallium: remove redundant size from the constant buffer

reuse the size of the actual buffer

1 files changed, 3 insertions, 3 deletions

diff --git a/src/gallium/drivers/i915simple/i915_state.c b/src/gallium/drivers/i915simple/i915_state.c
index f46e46eb22b..19f194c027d 100644
--- a/src/gallium/drivers/i915simple/i915_state.c
+++ b/src/gallium/drivers/i915simple/i915_state.c
@@ -535,13 +535,13 @@ static void i915_set_constant_buffer(struct pipe_context *pipe,
     */
    if (buf) {
       void *mapped;
-      if (buf->size &&
+      if (buf->buffer && buf->buffer->size &&
           (mapped = ws->buffer_map(ws, buf->buffer,
                                    PIPE_BUFFER_USAGE_CPU_READ))) {
-         memcpy(i915->current.constants[shader], mapped, buf->size);
+         memcpy(i915->current.constants[shader], mapped, buf->buffer->size);
          ws->buffer_unmap(ws, buf->buffer);
          i915->current.num_user_constants[shader]
-            = buf->size / (4 * sizeof(float));
+            = buf->buffer->size / (4 * sizeof(float));
       }
       else {
          i915->current.num_user_constants[shader] = 0;