I would keep Smith and look to make other moves.
FB, FRF and HOK are fine.
Options could include:
Out: K Staggs, Hynes
In: B Best, N Cleary
Out: J Williams, Miski
In: K Capewell (via Fuimaono ), B Best
Out: J Williams, Miski
In: L Collins (via P Carrigan), B Best
Out: S Drinkwater, K Mann
In: N Cleary, B Best
Out: J Williams, K Mann/Z Lomax
In: R Matterson,B Best
Out: Hynes, J Williams
In: G Williams, B Best (via Fuimaono)