net/i40e: fix Rx hang when disable LLDP
net/i40e: fix Rx hang when disable LLDP

Remove stopping LLDP as a workaround for a known
errata which can cause Rx hang.

Ref: Item #70 from
http://www.intel.com/content/www/us/en/embedded/products/networking/xl710-10-40-controller-spec-update.html

Fixes: 4861cde46116 ("i40e: new poll mode driver")

Signed-off-by: Qi Zhang <9e9e58ffa71a29bb7b87766b362515be648fcbe0@intel.com>
Acked-by: Jingjing Wu <64d28b617c3b4840f5ded1bfa611cba7fadfe5c7@intel.com>

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