net/hinic: fix implicit downcast of bitfield
net/hinic: fix implicit downcast of bitfield

There are some implicit downcast errors in TX offload information
parsing by lgtm tool. This patch is to solve these errors.

Fixes: 64727024d2fd ("net/hinic: add device initialization")

Signed-off-by: Ziyang Xuan <63240c7b606c2cb1719e108cf3bbba5bcd64968b@huawei.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk