Dent, 27, spent last season with the Texans after he was traded by the Atlanta Falcons for quarterback T.J. Yates. In 15 games (seven starts), he recorded 27 tackles (two for loss), six quarterback hits and one sack.
Over three seasons with the Falcons, Dent started 20 games and recorded 108 tackles. Atlanta drafted him out of Georgia in the third round of the 2011 draft.
The Texans finished 9-7 in 2014, but missed the playoffs for the second consecutive season. The defense ranked seventh with 19.2 points allowed per game and 16th with 348.2 yards surrendered per game.
- Mike Fiammetta