Fix uninitialized pointer read reported in coverity scan. Coverity issue: 370214, 370217, 370219, 370220, 370221 Coverity issue: 370223, 370224, 370225, 372065 Fixes: c34ea71b878d ("common/cnxk: add NPC parsing API") Cc: stable@dpdk.org Signed-off-by: Gowrishankar Muthukrishnan <gmuthukrishn@marvell.com> Acked-by: Jerin Jacob <jerinj@marvell.com>