namespaces: mark NET_NS with "depends on NAMESPACES"

There's already an option controlling the net namespaces cloning code, so make
it work the same way as all the other namespaces' options.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Cc: "David S. Miller" <davem@davemloft.net>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Cc: Cedric Le Goater <clg@fr.ibm.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Herbert Poetzl <herbert@13thfloor.at>
Cc: Kirill Korotaev <dev@sw.ru>
Cc: Sukadev Bhattiprolu <sukadev@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/net/Kconfig b/net/Kconfig
index b6a5d45..6627c6a 100644 (file)
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -30,7 +30,7 @@ menu "Networking options"
 config NET_NS
        bool "Network namespace support"
        default n
-       depends on EXPERIMENTAL && !SYSFS
+       depends on EXPERIMENTAL && !SYSFS && NAMESPACES
        help
          Allow user space to create what appear to be multiple instances
          of the network stack.