Fix crash when using focus parent/child from an empty workspace

1 files changed, 13 insertions, 4 deletions

diff --git a/sway/commands/focus.c b/sway/commands/focus.c
index e48e48aa..83b8c64a 100644
--- a/sway/commands/focus.c
+++ b/sway/commands/focus.c
@@ -95,9 +95,6 @@ static struct sway_node *get_node_in_output_direction(
 
 static struct sway_node *node_get_in_direction(struct sway_container *container,
                 struct sway_seat *seat, enum movement_direction dir) {
-        if (dir == MOVE_CHILD) {
-                return seat_get_active_child(seat, &container->node);
-        }
         if (container->is_fullscreen) {
                 if (dir == MOVE_PARENT) {
                         return NULL;
@@ -256,8 +253,20 @@ struct cmd_results *cmd_focus(int argc, char **argv) {
                         "or 'focus output <direction|name>'");
         }
 
+        if (direction == MOVE_CHILD) {
+                struct sway_node *focus = seat_get_active_child(seat, node);
+                if (focus) {
+                        seat_set_focus(seat, focus);
+                }
+                return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+        }
+
         if (node->type == N_WORKSPACE) {
-                // A workspace is focused, so just jump to the next output
+                if (direction == MOVE_PARENT) {
+                        return cmd_results_new(CMD_SUCCESS, NULL, NULL);
+                }
+
+                // Jump to the next output
                 struct sway_output *new_output =
                         output_get_in_direction(workspace->output, direction);
                 if (!new_output) {