188 void free_nsproxy(struct nsproxy *ns)  in free_nsproxy()  argument
190 	if (ns->mnt_ns)  in free_nsproxy()
191 		put_mnt_ns(ns->mnt_ns);  in free_nsproxy()
192 	if (ns->uts_ns)  in free_nsproxy()
193 		put_uts_ns(ns->uts_ns);  in free_nsproxy()
194 	if (ns->ipc_ns)  in free_nsproxy()
195 		put_ipc_ns(ns->ipc_ns);  in free_nsproxy()
196 	if (ns->pid_ns_for_children)  in free_nsproxy()
197 		put_pid_ns(ns->pid_ns_for_children);  in free_nsproxy()
198 	if (ns->time_ns)  in free_nsproxy()
199 		put_time_ns(ns->time_ns);  in free_nsproxy()
200 	if (ns->time_ns_for_children)  in free_nsproxy()
201 		put_time_ns(ns->time_ns_for_children);  in free_nsproxy()
202 	put_cgroup_ns(ns->cgroup_ns);  in free_nsproxy()
203 	put_net(ns->net_ns);  in free_nsproxy()
204 	kmem_cache_free(nsproxy_cachep, ns);  in free_nsproxy()
239 	struct nsproxy *ns;  in switch_task_namespaces()  local
244 	ns = p->nsproxy;  in switch_task_namespaces()
248 	if (ns)  in switch_task_namespaces()
249 		put_nsproxy(ns);  in switch_task_namespaces()
344 static inline int validate_ns(struct nsset *nsset, struct ns_common *ns)  in validate_ns()  argument
346 	return ns->ops->install(nsset, ns);  in validate_ns()
414 		ret = validate_ns(nsset, &user_ns->ns);  in validate_nsset()
428 		ret = validate_ns(nsset, &nsp->uts_ns->ns);  in validate_nsset()
436 		ret = validate_ns(nsset, &nsp->ipc_ns->ns);  in validate_nsset()
444 		ret = validate_ns(nsset, &pid_ns->ns);  in validate_nsset()
452 		ret = validate_ns(nsset, &nsp->cgroup_ns->ns);  in validate_nsset()
460 		ret = validate_ns(nsset, &nsp->net_ns->ns);  in validate_nsset()
468 		ret = validate_ns(nsset, &nsp->time_ns->ns);  in validate_nsset()
530 	struct ns_common *ns = NULL;  in SYSCALL_DEFINE2()  local
539 		ns = get_proc_ns(file_inode(file));  in SYSCALL_DEFINE2()
540 		if (flags && (ns->ops->type != flags))  in SYSCALL_DEFINE2()
542 		flags = ns->ops->type;  in SYSCALL_DEFINE2()
556 		err = validate_ns(&nsset, ns);  in SYSCALL_DEFINE2()