diff options
Diffstat (limited to 'kernel/nsproxy.c')
| -rw-r--r-- | kernel/nsproxy.c | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/kernel/nsproxy.c b/kernel/nsproxy.c index 259c4b4f1eeb..63b44ee79847 100644 --- a/kernel/nsproxy.c +++ b/kernel/nsproxy.c @@ -12,6 +12,7 @@ #include <linux/slab.h> #include <linux/export.h> #include <linux/nsproxy.h> +#include <linux/ns/ns_common_types.h> #include <linux/init_task.h> #include <linux/mnt_namespace.h> #include <linux/utsname.h> @@ -170,9 +171,7 @@ int copy_namespaces(u64 flags, struct task_struct *tsk) struct user_namespace *user_ns = task_cred_xxx(tsk, user_ns); struct nsproxy *new_ns; - if (likely(!(flags & (CLONE_NEWNS | CLONE_NEWUTS | CLONE_NEWIPC | - CLONE_NEWPID | CLONE_NEWNET | - CLONE_NEWCGROUP | CLONE_NEWTIME)))) { + if (likely(!(flags & (CLONE_NS_ALL & ~CLONE_NEWUSER)))) { if ((flags & CLONE_VM) || likely(old_ns->time_ns_for_children == old_ns->time_ns)) { get_nsproxy(old_ns); @@ -214,9 +213,7 @@ int unshare_nsproxy_namespaces(unsigned long unshare_flags, struct user_namespace *user_ns; int err = 0; - if (!(unshare_flags & (CLONE_NEWNS | CLONE_NEWUTS | CLONE_NEWIPC | - CLONE_NEWNET | CLONE_NEWPID | CLONE_NEWCGROUP | - CLONE_NEWTIME))) + if (!(unshare_flags & (CLONE_NS_ALL & ~CLONE_NEWUSER))) return 0; user_ns = new_cred ? new_cred->user_ns : current_user_ns(); @@ -292,9 +289,7 @@ int exec_task_namespaces(void) static int check_setns_flags(unsigned long flags) { - if (!flags || (flags & ~(CLONE_NEWNS | CLONE_NEWUTS | CLONE_NEWIPC | - CLONE_NEWNET | CLONE_NEWTIME | CLONE_NEWUSER | - CLONE_NEWPID | CLONE_NEWCGROUP))) + if (!flags || (flags & ~CLONE_NS_ALL)) return -EINVAL; #ifndef CONFIG_USER_NS |