Lankster was released by the Jets on Sept. 1, and then re-signed on Sept. 12. He had two tackles on special teams Monday night against Chicago. Lankster played the last three years with the Jets after being a seventh-round pick by Buffalo in 2009.
Smith, a converted wide receiver, was most recently a member of Buffalo's practice squad last season. He signed with Carolina as an undrafted free agent out of Arizona State in 2011. Smith has also been with Green Bay.
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