kni: fix build with kernel 3.17
kni: fix build with kernel 3.17

Since Linux commit "set name_assign_type in alloc_netdev" (c835a677331495),
the function alloc_netdev takes a new parameter (name_assign_type)
whose default value is NET_NAME_UNKNOWN.

Signed-off-by: Aaro Koskinen <13423a3f3006b5859cfceae66d59451f5eb4e205@nsn.com>
Acked-by: Thomas Monjalon <ee2fa8b2681c737f775687e475dcbf2028a412f1@6wind.com>

tsphillips/dpdk-fork,venkynv/dpdk-mirror,john-mcnamara-intel/dpdk,tsphillips/dpdk-fork,venkynv/dpdk-mirror,john-mcnamara-intel/dpdk,msune/dpdk,msune/dpdk,msune/dpdk,john-mcnamara-intel/dpdk,tsphillips/dpdk-fork,john-mcnamara-intel/dpdk,mixja/dpdk,mixja/dpdk,mixja/dpdk,msune/dpdk,venkynv/dpdk-mirror,venkynv/dpdk-mirror,tsphillips/dpdk-fork,mixja/dpdk