Is there anyway yet to get a Riding Dog as an animal companion, or to give the Mount special ability to the Wolf (Dog) companion?
Why do you need mount?
"If it is carrying a rider, the animal companion can use only its land Speed, and it can’t move and Support you on the same turn. However, if your companion has the mount special ability, it’s especially suited for riding and ignores both of these restrictions."
Dogs/wolf only has land speed so do you need a wolves Support Benefit of a –5-foot status penalty to Speeds for 1 minute on your strikes?