440 	int netns;  in netns_pids()  local
456 	netns = open(net_path, O_RDONLY);  in netns_pids()
457 	if (netns < 0) {  in netns_pids()
462 	if (fstat(netns, &netst) < 0) {  in netns_pids()
496 	int netns;  in netns_identify()  local
516 	netns = open(net_path, O_RDONLY);  in netns_identify()
517 	if (netns < 0) {  in netns_identify()
522 	if (fstat(netns, &netst) < 0) {  in netns_identify()
711 	int netns, nsid;  in netns_set()  local
725 	netns = open(netns_path, O_RDONLY | O_CLOEXEC);  in netns_set()
726 	if (netns < 0) {  in netns_set()