If the primary process has initialized all the queues to vector
pmd mode, the secondary process should not use scalar code path,
because the per queue data structures haven't been prepared for
that, e.g. txq->ops is for vector Tx rather than scalar Tx.
Fixes: a6ce64a97520 ("fm10k: introduce vector driver")
Cc: stable@dpdk.org
Signed-off-by: Xiao Wang <xiao.w.wang@intel.com>
Acked-by: Jing Chen <jing.d.chen@intel.com>