[cairo-bugs] [Bug 77931] NULL pointer dereference : _clip_and_composite_boxes() tries to destroy __cairo_clip_all's path

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=77931

--- Comment #4 from Alexandre Rostovtsev <tetromino at gentoo.org> ---
(In reply to comment #3)
> if ( extents->clip->path != NULL ) {
>     cairo_clip_t *clip;
>     clip = _cairo_clip_copy (extents->clip);
>     clip = _cairo_clip_intersect_boxes (clip, boxes);
>     clip = _cairo_clip_intersect_boxes (clip, boxes); // this crashes due to  NULL dereference
> }

Typo, meant to say:

if ( extents->clip->path != NULL ) {
    cairo_clip_t *clip;
    clip = _cairo_clip_copy (extents->clip);
    clip = _cairo_clip_intersect_boxes (clip, boxes);
    clip = _cairo_clip_path_destroy (clip->path); // this crashes due to NULL
dereference
}

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