Since commit 8a387fa85f ("ethdev: more RSS flags") in DPDK 1.7,
RSS flags have increased.
According to rss_hf definition in rte_eth_rss_conf, it shall be uint64 type.
Using uint16 will get truncated value, and cause incorrect output. This
fix corrected this issue.
Signed-off-by: Jia Yu <jyu@vmware.com>
Acked-by: Thomas Monjalon <thomas.monjalon@6wind.com>