diff options
Diffstat (limited to 'src/gallium/auxiliary/draw')
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h b/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h index a292346be9..55e43b2a71 100644 --- a/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h +++ b/src/gallium/auxiliary/draw/draw_pt_varray_tmp_linear.h @@ -1,6 +1,11 @@ static unsigned trim( unsigned count, unsigned first, unsigned incr ) { - return count - (count - first) % incr; + /* + * count either has been trimmed in draw_pt_arrays or is set to + * (driver)_fetch_max which is hopefully always larger than first. + */ + assert(count >= first); + return count - (count - first) % incr; } static void FUNC(struct draw_pt_front_end *frontend, |