O'Neal (undisclosed) reverted to San Francisco's injured reserve list Thursday, Aaron Wilson of ProFootballNetwork.com reports.

EDGE Analysis

O'Neal passed through waivers unclaimed after he was injured/waived by the 49ers on Wednesday with an undisclosed injury. The 23-year-old safety will now have to sit out the entirety of his upcoming rookie season, unless he can secure an injury settlement from the team this preseason.