The l4_len has also to be copied in mbuf in case we are offloading outer
IP checksum. Currently, TSO + outer checksum is not supported by any
driver but it will soon be supported by i40e.
Reported-by: Jijiang Liu <jijiang.liu@intel.com>
Signed-off-by: Olivier Matz <olivier.matz@6wind.com>
08f661aca1