net/octeontx_ep: fix null pointer access
net/octeontx_ep: fix null pointer access

mz is known to be NULL. Do not use it to print a memzone name.

Fixes: 242e18c056890 ("net/octeontx_ep: add Rx queue setup and release")
Cc: stable@dpdk.org

Signed-off-by: Thierry Herbelot <6a957105cd34caef8a0a517243bc5f366ed82fb3@6wind.com>

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