netfilter: nf_conntrack: ct_cpu_seq_next should increase position index
commit
dc15af8e9dbd039ebb06336597d2c491ef46ab74 upstream.
If .next function does not change position index,
following .show function will repeat output related
to current position index.
Cc: stable@vger.kernel.org
Fixes:
1f4aace60b0e ("fs/seq_file.c: simplify seq_file iteration code ...")
Link: https://bugzilla.kernel.org/show_bug.cgi?id=206283
Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>