Barea announced Wednesday in an interview with Puerto Rican newspaper El Nuevo Dia that he has retired from professional basketball.
Barea was waived by the Mavericks on Thursday.
Barea is expected to be released Thursday, Tim MacMahon of ESPN.com reports.
Barea signed a one-year, $2.6 million guaranteed contract with the Mavericks on Friday, Shams Charania of The Athletic reports.
Barea will start Monday's game against Utah, Brad Townsend of the Dallas Morning News reports.
Barea will start Tuesday's game against the Kings.
Barea pitched in 14 points (5-13 FG, 2-8 3Pt, 2-2 FT), six rebounds and six assists in 23 minutes during Sunday's 118-111 scrimmage loss to the Pacers.
Barea (ankle) is available Friday against the Grizzlies.
Barea (ankle) is questionable for Friday's game against the Grizzlies, Brad Townsend of The Dallas Morning News reports.
Barea (ankle) will not play Wednesday against the Pelicans, Brad Townsend of The Dallas Morning News reports.