The Texans signed Smith to their active roster Thursday, Aaron Wilson of Sportstalk 790 Houston reports.
Smith was added to the Texans' active roster a head of Week 14 against the Seahawks, Brooks Kubena of the Houston Chronicle reports.
Smith signed a one-year deal with the Baltimore Ravens on Monday, Adam Schefter of ESPN reports.
Smith was promoted to the Raiders' active roster from the practice squad Saturday, Vincent Bonsignore of the Las Vegas Review-Journal reports.
The Raiders released Smith on Saturday, Adam Schefter of ESPN reports.
Smith signed a contract with the Raiders on Tuesday.
Smith was released by the Panthers on Thursday, Myles Simmons of the team's official website reports.
Smith signed a one-year contract with the Panthers on Wednesday, Adam Schefter of ESPN reports.
Smith was waived by the Browns on Tuesday, Mary Kay Cabot of The Cleveland Plain Dealer reports.
Smith is a healthy scratch Week 13 against Pittsburgh.