diff options
| author | Keith Whitwell <[email protected]> | 2009-11-04 23:09:05 +0000 |
|---|---|---|
| committer | Keith Whitwell <[email protected]> | 2009-11-04 23:09:05 +0000 |
| commit | 18efe9a6878e52c53161c7a169863c4a7c5778fd (patch) | |
| tree | 6ce03fa9e225dc13002ca7ad58e1ae8e84cdca2b /src/gallium/winsys/drm/i965/xlib | |
| parent | 951fdac566c3f2124f82aa94da08f55a10608f25 (diff) | |
ws/i965: allow NULL buffer in winsys::bo_unreference
Special case to avoid clutter in the driver
Diffstat (limited to 'src/gallium/winsys/drm/i965/xlib')
| -rw-r--r-- | src/gallium/winsys/drm/i965/xlib/xlib_i965.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/winsys/drm/i965/xlib/xlib_i965.c b/src/gallium/winsys/drm/i965/xlib/xlib_i965.c index 4ce22a5a49a..08fce4b20b8 100644 --- a/src/gallium/winsys/drm/i965/xlib/xlib_i965.c +++ b/src/gallium/winsys/drm/i965/xlib/xlib_i965.c @@ -154,6 +154,12 @@ xlib_brw_bo_unreference( struct brw_winsys_buffer *buffer ) { struct xlib_brw_buffer *buf = xlib_brw_buffer(buffer); + /* As a special favor in this call only, buffer is allowed to be + * NULL: + */ + if (buffer == NULL) + return; + if (--buf->cheesy_refcount == 0) { FREE(buffer); } |