container_destroy: fix segfault

cont->children doesn't have to be NULL when there is no children
This commit is contained in:
Dominique Martinet 2018-04-13 14:57:36 +09:00
parent 1fd21650d7
commit de65d05821

View file

@ -104,7 +104,7 @@ static void _container_destroy(struct sway_container *cont) {
if (cont->children != NULL && cont->children->length) {
// remove children until there are no more, container_destroy calls
// container_remove_child, which removes child from this container
while (cont->children != NULL) {
while (cont->children != NULL && cont->children->length > 0) {
struct sway_container *child = cont->children->items[0];
container_remove_child(child);
_container_destroy(child);