mesa: convert mesa_bind_buffer_range_transform_feedback() to a validate function

This allows some tidy up and also makes it so we can add KHR_no_error
support.

Reviewed-by: Iago Toral Quiroga <[email protected]>
Tested-by: Dieter Nützel <[email protected]>

1 files changed, 8 insertions, 4 deletions

diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index aa253ef9819..2d3e0f2602c 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -4029,10 +4029,14 @@ _mesa_BindBufferRange(GLenum target, GLuint index,
 
    switch (target) {
    case GL_TRANSFORM_FEEDBACK_BUFFER:
-      _mesa_bind_buffer_range_transform_feedback(ctx,
-                                                 ctx->TransformFeedback.CurrentObject,
-                                                 index, bufObj, offset, size,
-                                                 false);
+      if (!_mesa_validate_buffer_range_xfb(ctx,
+                                           ctx->TransformFeedback.CurrentObject,
+                                           index, bufObj, offset, size,
+                                           false))
+         return;
+
+      _mesa_bind_buffer_range_xfb(ctx, ctx->TransformFeedback.CurrentObject,
+                                  index, bufObj, offset, size);
       return;
    case GL_UNIFORM_BUFFER:
       bind_buffer_range_uniform_buffer_err(ctx, index, bufObj, offset, size);