6752 E_SUPPRESSION_DIRECTIVE_UNUSED lint warnings on SPARC build

@@ -1863,11 +1863,10 @@
 static void
 usbser_thr_dispatch(usbser_thread_t *thr)
 {
         usbser_port_t   *pp = thr->thr_port;
         usbser_state_t  *usp = pp->port_usp;
-        /*LINTED E_FUNC_SET_NOT_USED*/
         int             rval;
 
         ASSERT(mutex_owned(&pp->port_mutex));
         ASSERT((thr->thr_flags & USBSER_THR_RUNNING) == 0);