Fix minor typo.

6e09aa7a · Leigh B. Stoller · 136807bd · 6e09aa7a
Commit 6e09aa7a authored Mar 13, 2002 by Leigh B. Stoller
--- a/tbsetup/ns2ir/sim.tcl.in
+++ b/tbsetup/ns2ir/sim.tcl.in
@@ -397,7 +397,7 @@ Simulator instproc at {time eventstring} {
 				perror "Improper argument: at $time $event"
 				return
 			    }
-	                    set args  "Q_WEIGHT=$f"
+	                    set args  "Q_WEIGHT=$w"
                        }
 			unknown {
 		            punsup "at $time $event"