Merge pull request #2638 from RyanDwyer/fix-tab-unmap-crash

Fix crash when unmapping last child of a tabbed workspace

1 files changed, 3 insertions, 0 deletions

diff --git a/sway/tree/container.c b/sway/tree/container.c
index df064573..f906449a 100644
--- a/sway/tree/container.c
+++ b/sway/tree/container.c
@@ -202,6 +202,9 @@ static struct sway_container *container_at_tabbed(struct sway_node *parent,
         }
         struct sway_seat *seat = input_manager_current_seat(input_manager);
         list_t *children = node_get_children(parent);
+        if (!children->length) {
+                return NULL;
+        }
 
         // Tab titles
         int title_height = container_titlebar_height();