fmops: fix off-by-one in AR_TABLE and DR_TABLE array size

fmops: fix off-by-one in AR_TABLE and DR_TABLE array size

Cc: P J P <ppandit@redhat.com>
Reported-by: Wangjunqing <wangjunqing@huawei.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 20181030082340.17170-1-kraxel@redhat.com
Suggested-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
(cherry picked from commit 57ac4a7a28fef81b80b547c64d26681edc4a2cda)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>