net/nfp: fix possible resource leak
net/nfp: fix possible resource leak

Fixes: c7e9729da6b5 ("net/nfp: support CPP")

Signed-off-by: Yangchao Zhou <6e8f0d8b9da02e991428fd64b1759aae202cca6c@gmail.com>
Acked-by: Alejandro Lucero <1ffca3a1926aae782ae3c39a5b308878ba1e5683@netronome.com>

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