Riley (ankle) does not carry an injury designation into Sunday's game versus the Bills, David Furones of the South Florida Sun Sentinel reports.
Riley recorded six total tackles (five solo) in Sunday's 56-19 loss to the Ravens.
Riley signed a one-year contract with the Dolphins on Tuesday, Cameron Wolfe of NFL Network reports.
Riley (undisclosed) was activated off the reserve/COVID-19 list Wednesday.
Riley (undisclosed) was placed on the reserve/COVID-19 list Thursday.
Riley (biceps) signed a one-year contract with the Dolphins on Friday, Cameron Wolfe of ESPN.com reports.
Riley (biceps) has been ruled out for Sunday's game against Washington.
Riley (biceps) was ruled out for Sunday's game against Dallas, Jeff McLane of The Philadelphia Inquirer reports.
Coach Doug Pederson said Wednesday that he expects Riley (ribs) to suit up against the Giants on Thursday, Mike Kaye of NJ.com reports.
Riley (ribs) was listed as a limited participant on Tuesday's practice estimate.