Barnes, 24, wound up signing on with the Saints as an undrafted free agent out of Clemson back in May of last year. He managed to make the 53-man roster during his rookie season.
Barnes is in the second year of his three-year, $1.582 million contract that included a $7,500 signing bonus. He stands to make a base salary of $525,000 for the 2016 season. His contract includes another $615,000 for the 2017 season.
In 2015, Barnes appeared in 12 games for the Saints and recorded five tackles and no sacks.