userns: Allow unprivileged use of setns.
authorEric W. Biederman <ebiederm@xmission.com>
Thu, 26 Jul 2012 08:13:20 +0000 (01:13 -0700)
committerEric W. Biederman <ebiederm@xmission.com>
Tue, 20 Nov 2012 12:17:42 +0000 (04:17 -0800)
commit142e1d1d5f088e7a38659daca6e84a730967774a
treee2297a9a77f55bb15a566979c9c5658cff4737f8
parentb33c77ef23dd3ec5692c9c0cc739a3f5f0f2baae
userns: Allow unprivileged use of setns.

- Push the permission check from the core setns syscall into
  the setns install methods where the user namespace of the
  target namespace can be determined, and used in a ns_capable
  call.

Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
Signed-off-by: "Eric W. Biederman" <ebiederm@xmission.com>
ipc/namespace.c
kernel/nsproxy.c
kernel/utsname.c
net/core/net_namespace.c