Mandela Egbo came through his league debut at Fleetwood unscathed and Ryan Inniss is available again following a one-match suspension.
Steven Sessegnon (hamstring) is back available for the Addicks, though Joe Wollacott is currently away on international duty with Ghana. The Black Stars take on Brazil in Le Havre tonight (7.30pm KO BST).
Garner confirmed in his Friday press conference that Craig MacGillivray is set to make his first start of the season at Oakwell on Saturday and wideman Charlie Kirk will also travel.
Saturday's game comes too soon for striker Chuks Aneke (calf), who has been back out on the grass at Sparrows Lane this week.
The hosts will be without goalkeeper Brad Collins (concussion) and Luca Connell (hamstring), but centre-back Liam Kitching could return following a one-match suspension.