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window-actor: Add a missing NULL-check

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We shouldn't crash on a NULL-clip.

https://gitlab.gnome.org/GNOME/mutter/merge_requests/856
This commit is contained in:
Robert Mader 2019-10-14 17:45:14 +02:00 committed by Florian Müllner
parent ff885fea31
commit c0037305eb
1 changed files with 15 additions and 11 deletions
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26
src/compositor/meta-window-actor.c
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@ -2183,21 +2183,25 @@ meta_window_actor_get_image (MetaWindowActor *self,
if (clutter_actor_get_n_children (actor) == 1) if (clutter_actor_get_n_children (actor) == 1)
{ {
MetaShapedTexture *stex; MetaShapedTexture *stex;
MetaRectangle surface_clip; MetaRectangle *surface_clip = NULL;
int geometry_scale;
geometry_scale = if (clip)
meta_window_actor_get_geometry_scale (self); {
surface_clip = (MetaRectangle) { int geometry_scale;
.x = clip->x / geometry_scale,
.y = clip->y / geometry_scale, geometry_scale =
.width = clip->width / geometry_scale, meta_window_actor_get_geometry_scale (self);
.height = clip->height / geometry_scale,
}; surface_clip = g_alloca (sizeof (MetaRectangle));
surface_clip->x = clip->x / geometry_scale,
surface_clip->y = clip->y / geometry_scale;
surface_clip->width = clip->width / geometry_scale;
surface_clip->height = clip->height / geometry_scale;
}
stex = meta_surface_actor_get_texture (priv->surface); stex = meta_surface_actor_get_texture (priv->surface);
return meta_shaped_texture_get_image (stex, &surface_clip); return meta_shaped_texture_get_image (stex, surface_clip);
} }
clutter_actor_get_size (actor, &width, &height); clutter_actor_get_size (actor, &width, &height);