nft: Print unknown target data only when relevant

Bug is:
xtables -N test
xtables -A FORWARD -j test
xtables -L
Chain INPUT (policy ACCEPT)
target     prot opt source               destination

Chain FORWARD (policy ACCEPT)
target     prot opt source               destination
test       all  --  anywhere             anywhere            [0 bytes of unknown target data]

Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination

Chain test (1 references)
target     prot opt source               destination

"[0 bytes of unknown target data]" should not be printed in this case.

Signed-off-by: Tomasz Bursztyka <tomasz.bursztyka@linux.intel.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

0 files changed, 0 insertions, 0 deletions