GLENDALE, Ariz. -- The Los Angeles Dodgers signed journeyman right-hander Chad Gaudin to a minor-league deal, adding another high-upside pitcher coming off an injury.Gaudin, 31, hasn't pitched since 2013, when he was an effective reliever and spot starter for the San Francisco Giants, going 5-2 with a 3.06 ERA in 12 starts and 18 relief appearances.Gaudin missed last season with a neck injury. He signed with the Philadelphia Phillies last spring but failed a physical.