net/ena/base: initialize memory in the allocation macros
net/ena/base: initialize memory in the allocation macros

Uninitialized memory could cause memory corruption, by indicating
completion of the invalid mbuf.

Fixes: 3d3edc265fc8 ("net/ena: make coherent memory allocation NUMA-aware")
Cc: stable@dpdk.org

Signed-off-by: Alexander Matushevsky <32172629e17901201699b5090e7a4e5916952f72@amazon.com>
Signed-off-by: Michal Krawczyk <a91dcbb4df49d8bfe0a9930d7ff911a4292ca1f5@semihalf.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk