Clear link state information during device start for fetching new state
before function completion.
Fixes: 605164c8e7 ("net/liquidio: add API to validate VF MTU")
Cc: stable@dpdk.org
Signed-off-by: Chuhong Yao <ych@panath.cn>
Acked-by: Shijith Thotton <shijith.thotton@caviumnetworks.com>