249 	struct rhashtable_iter *iter = (struct rhashtable_iter *)cb->args[0];  in ioam6_genl_dumpns_start()  local
251 	if (!iter) {  in ioam6_genl_dumpns_start()
252 		iter = kmalloc(sizeof(*iter), GFP_KERNEL);  in ioam6_genl_dumpns_start()
253 		if (!iter)  in ioam6_genl_dumpns_start()
256 		cb->args[0] = (long)iter;  in ioam6_genl_dumpns_start()
259 	rhashtable_walk_enter(&nsdata->namespaces, iter);  in ioam6_genl_dumpns_start()
266 	struct rhashtable_iter *iter = (struct rhashtable_iter *)cb->args[0];  in ioam6_genl_dumpns_done()  local
268 	rhashtable_walk_exit(iter);  in ioam6_genl_dumpns_done()
269 	kfree(iter);  in ioam6_genl_dumpns_done()
276 	struct rhashtable_iter *iter;  in ioam6_genl_dumpns()  local
280 	iter = (struct rhashtable_iter *)cb->args[0];  in ioam6_genl_dumpns()
281 	rhashtable_walk_start(iter);  in ioam6_genl_dumpns()
284 		ns = rhashtable_walk_next(iter);  in ioam6_genl_dumpns()
308 	rhashtable_walk_stop(iter);  in ioam6_genl_dumpns()
435 	struct rhashtable_iter *iter = (struct rhashtable_iter *)cb->args[0];  in ioam6_genl_dumpsc_start()  local
437 	if (!iter) {  in ioam6_genl_dumpsc_start()
438 		iter = kmalloc(sizeof(*iter), GFP_KERNEL);  in ioam6_genl_dumpsc_start()
439 		if (!iter)  in ioam6_genl_dumpsc_start()
442 		cb->args[0] = (long)iter;  in ioam6_genl_dumpsc_start()
445 	rhashtable_walk_enter(&nsdata->schemas, iter);  in ioam6_genl_dumpsc_start()
452 	struct rhashtable_iter *iter = (struct rhashtable_iter *)cb->args[0];  in ioam6_genl_dumpsc_done()  local
454 	rhashtable_walk_exit(iter);  in ioam6_genl_dumpsc_done()
455 	kfree(iter);  in ioam6_genl_dumpsc_done()
462 	struct rhashtable_iter *iter;  in ioam6_genl_dumpsc()  local
466 	iter = (struct rhashtable_iter *)cb->args[0];  in ioam6_genl_dumpsc()
467 	rhashtable_walk_start(iter);  in ioam6_genl_dumpsc()
470 		sc = rhashtable_walk_next(iter);  in ioam6_genl_dumpsc()
494 	rhashtable_walk_stop(iter);  in ioam6_genl_dumpsc()