187 	int err;  in add_to_swap()  local
207 	err = add_to_swap_cache(page, entry,  in add_to_swap()
209 	if (err)  in add_to_swap()
428 		int err;  in __read_swap_cache_async()  local
466 		err = swapcache_prepare(entry);  in __read_swap_cache_async()
467 		if (!err)  in __read_swap_cache_async()
471 		if (err != -EEXIST)  in __read_swap_cache_async()
892 	int err;  in swap_init_sysfs()  local
900 	err = sysfs_create_group(swap_kobj, &swap_attr_group);  in swap_init_sysfs()
901 	if (err) {  in swap_init_sysfs()
909 	return err;  in swap_init_sysfs()