libseed: do not call JSValueProtect on values the GC might have freed

Closes BGO #599666

diff --git a/libseed/seed-types.c b/libseed/seed-types.c
index 689e4cc..77b709a 100644 (file)
--- a/libseed/seed-types.c
+++ b/libseed/seed-types.c
@@ -41,6 +41,9 @@ seed_toggle_ref (gpointer data, GObject * object, gboolean is_last_ref)
 {
   JSValueRef wrapper;
 
+  if (!g_object_get_data (object, "js-ref"))
+    return;
+
   wrapper = (JSValueRef) data;
 
   if (is_last_ref)