diff options
| author | Marius Vlad <marius.vlad@collabora.com> | 2020-01-17 12:32:55 +0200 |
|---|---|---|
| committer | Marius Vlad <marius.vlad@collabora.com> | 2020-01-17 12:47:32 +0200 |
| commit | a27658e9813003b53132aeccfd3b9861ade5e559 (patch) | |
| tree | cb30ee0bf65544fda49144f4f51bc40caeb9bff6 | |
| parent | c3c0b247a05da46eb032320f38428767acc26910 (diff) | |
desktop-shell: Do not try to add a child to a non-existent parent
Introduced with a8da2084, it seems that there are cases when there's no
parent available (zenity, for instance).
Removes any potential child and re-initialize it, in case the parent is
not set. (Simon Ser)
Fixes: #340
Signed-off-by: Marius Vlad <marius.vlad@collabora.com>
Reviewed-by: Simon Ser <contact@emersion.fr>
Reported-by: n3rdopolis <bluescreenavenger@gmail.com>
| -rw-r--r-- | desktop-shell/shell.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/desktop-shell/shell.c b/desktop-shell/shell.c index 7d9d703c..442a625f 100644 --- a/desktop-shell/shell.c +++ b/desktop-shell/shell.c @@ -2769,13 +2769,20 @@ desktop_surface_set_parent(struct weston_desktop_surface *desktop_surface, struct weston_desktop_surface *parent, void *shell) { + struct shell_surface *shsurf_parent; struct shell_surface *shsurf = weston_desktop_surface_get_user_data(desktop_surface); - struct shell_surface *shsurf_parent = - weston_desktop_surface_get_user_data(parent); - wl_list_insert(shsurf_parent->children_list.prev, - &shsurf->children_link); + /* unlink any potential child */ + wl_list_remove(&shsurf->children_link); + + if (parent) { + shsurf_parent = weston_desktop_surface_get_user_data(parent); + wl_list_insert(shsurf_parent->children_list.prev, + &shsurf->children_link); + } else { + wl_list_init(&shsurf->children_link); + } } static void |