There is no requirement for thread safety in the flow PMD code and no
need for the locks.
Fixes: 6ced137607 ("net/enic: flow API for NICs with advanced filters enabled")
Cc: stable@dpdk.org
Signed-off-by: John Daley <johndale@cisco.com>
Reviewed-by: Hyong Youb Kim <hyonkim@cisco.com>