Smith chipped in a power-play goal and an assist Thursday, but that output wasn't enough as his Vegas club fell by a 4-3 score to hand the Capitals a 4-1 series win and the Stanley Cup.
Smith found the back of the net in Monday's Game 4 loss to Washington.
Smith broke a 2-2 tie in the second period after setting up William Karlsson's goal, helping his team take an early series lead with a 6-4 win over Washington on Monday in Game 1.
Smith scored his first goal of the playoffs and set up Jonathan Marchessault's power play goal in a 4-3 overtime win over San Jose on Monday in Game 3.
Smith (undisclosed) is expected to be ready for the playoffs, Steve Carp of the Las Vegas Review-Journal reports.
Smith (undisclosed) sat out Monday's game-day skate and will not be in action against the Avalanche, David Schoen of the Las Vegas Review Journal reports.
Smith (undisclosed) will not draw into Saturday's game against the Avalanche, David Schoen of the Las Vegas Review Journal reports.
Smith (undisclosed) will miss Thursday's contest in San Jose.
Smith (undisclosed) didn't practice with Vegas and won't play Sunday against the Flames.
Smith (undisclosed) will not play Friday night against the Wild, SinBin.vegas reports.