[PATCH] namespaces: utsname: implement CLONE_NEWUTS flag

Implement a CLONE_NEWUTS flag, and use it at clone and sys_unshare.

[clg@fr.ibm.com: IPC unshare fix]
[bunk@stusta.de: cleanup]
Signed-off-by: Serge Hallyn <serue@us.ibm.com>
Cc: Kirill Korotaev <dev@openvz.org>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Herbert Poetzl <herbert@13thfloor.at>
Cc: Andrey Savochkin <saw@sw.ru>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Cedric Le Goater <clg@fr.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/kernel/nsproxy.c b/kernel/nsproxy.c
index 47c19280c55b..8246813335cc 100644
--- a/kernel/nsproxy.c
+++ b/kernel/nsproxy.c
@@ -82,7 +82,7 @@ int copy_namespaces(int flags, struct task_struct *tsk)
 
         get_nsproxy(old_ns);
 
-        if (!(flags & CLONE_NEWNS))
+        if (!(flags & (CLONE_NEWNS | CLONE_NEWUTS)))
                 return 0;
 
         new_ns = clone_namespaces(old_ns);