ethdev: fix missing parenthesis in mac check
ethdev: fix missing parenthesis in mac check

Fix check introduced in commit 4bdefaade6d1 (VMDQ enhancements).

Signed-off-by: Pawel Wodkowski <ee43875f918ccc633a652e6e256df4e6d9c42850@intel.com>
Acked-by: Thomas Monjalon <ee2fa8b2681c737f775687e475dcbf2028a412f1@6wind.com>

mixja/dpdk,venkynv/dpdk-mirror,tsphillips/dpdk-fork,john-mcnamara-intel/dpdk,venkynv/dpdk-mirror,mixja/dpdk,mixja/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,venkynv/dpdk-mirror,venkynv/dpdk-mirror,msune/dpdk,tsphillips/dpdk-fork,tsphillips/dpdk-fork,tsphillips/dpdk-fork,john-mcnamara-intel/dpdk,msune/dpdk,msune/dpdk,mixja/dpdk,msune/dpdk