ipc-server: Acquire ownership of referenced json_object properly

When adding a referenced json_object with an unknown lifetime to
another json_object, it must be done with a wrapped call to
json_object_get() to acquire the ownership of that json_object.

1 files changed, 2 insertions, 1 deletions

diff --git a/sway/ipc-server.c b/sway/ipc-server.c
index b560b930..80f4e5d0 100644
--- a/sway/ipc-server.c
+++ b/sway/ipc-server.c
@@ -1126,7 +1126,8 @@ static void ipc_event_binding(json_object *sb_obj) {
         sway_log(L_DEBUG, "Sending binding::run event");
         json_object *obj = json_object_new_object();
         json_object_object_add(obj, "change", json_object_new_string("run"));
-        json_object_object_add(obj, "binding", sb_obj);
+        // sb_obj gets owned by the temporary json_object, too.
+        json_object_object_add(obj, "binding", json_object_get(sb_obj));
 
         const char *json_string = json_object_to_json_string(obj);
         ipc_send_event(json_string, IPC_EVENT_BINDING);