GCC 10 defaults to -fno-common, this means a linker error will now be
reported if the same global variable is defined in more than one
compilation unit.
Fixes: 48f31ca50cc4 ("app/pipeline: packet framework benchmark")
Cc: stable@dpdk.org
Signed-off-by: Timothy Redaelli <tredaelli@redhat.com>
Acked-by: Cristian Dumitrescu <cristian.dumitrescu@intel.com>