Bills sign rookie linebacker Manalac off practice squad

ORCHARD PARK, N.Y. -- The Buffalo Bills signed linebacker Ryan Manalac to their 53-man roster and placed defensive back Todd Johnson on season-ending injured reserve.

The team did not disclose terms of Manalac's deal on Saturday.

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The 6-foot, 235-pound Cincinnati product was signed to Buffalo's practice squad on Dec. 23. He was in training camp with the Bills as an undrafted free agent but was released before the start of the regular season.

Johnson, a seven-year veteran who has also played for the Chicago Bears and St. Louis Rams, appeared in eight games this season for the Bills.