However, Ford has insisted that following a recent meeting between the two, there will be no problems when the season gets underway.
"My understanding is that they get on very well. I know Kevin went out to Cape Town recently and they linked up," the London Evening Standard quotes Ford as saying.
"I think there is a pretty good relationship and huge respect between the two of them, as well as a real understanding of each other's situation. I think they'll work together very well."
Smith will captain Surrey, while Pietersen is primarily expected to play Twenty20 fixtures.