Haener did not appear in a game during his 2023 rookie season.
Haener (coach's decision) is inactive and will serve as the Saints' emergency quarterback Sunday against Carolina.
Haener (suspension) was reinstated from the NFL on Monday, John Hendrix of SI.com reports.
The NFL is suspending Haener for six games for violating the league's policy on performance-enhancing drugs, Kat Terrell of ESPN reports.
Haener is doing well during camp and had another good showing Tuesday, Sean Fazende of FOX 8 New Orleans reports.
The Saints selected Haener in the fourth round of the 2023 NFL Draft, 127th overall.
Haener completed 12 of 19 passes for 139 yards and a touchdown in Saturday's Senior Bowl.