net: Fix docbook warning for IFF_VRF_MASTER enum
kbuild test robot reported:
tree: git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git master
head:
b809639dfc0c4053145d9f292db33b9cf93e3f24
commit:
4b44537faccf85e97281003fdeb4fffd49457e04 [751/762] net: Introduce VRF related flags and helpers
reproduce: make htmldocs
>> Warning(include/linux/netdevice.h:1293): Enum value 'IFF_VRF_MASTER' not described in enum 'netdev_priv_flags'
Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>