server: Check create_event return value in console creation.

server/console.c

@@ -294,7 +294,7 @@ static struct object *create_console_input( struct thread* renderer )
     console_input->win           = 0;
     console_input->event         = create_event( NULL, NULL, 0, 1, 0, NULL );
 
-    if (!console_input->history || !console_input->evt)
+    if (!console_input->history || !console_input->evt || !console_input->event)
     {
 	release_object( console_input );
 	return NULL;