Bologna has signed striker
The 30-year-old, who only signed a four-year contract at the Stadio Luigi Ferraris in January, has now been allowed to link up with
Gilardino made his name for Bologna's local rivals Parma, even scoring a critical goal as his new employer was relegated in a two-legged play-off final in 2005.
The Piemontese forward soon earned a move to AC Milan, with whom he won the UEFA Champions League in 2007 before joining Fiorentina a year later.
He was also part of
Napoli coach Walter Mazzarri has announced his decision to leave the Serie A runner-up after four years at the helm.