--- /home/csoelle/tmp/hsflinmodem-5.03.27lnxtbeta03042700/modules/serial_core.c2003-04-07 09:54:55.000000000 +1200
+++ /usr/lib/hsf/modules/serial_core.c  2003-05-29 15:04:33.000000000 +1200
@@ -1070,7 +1070,7 @@

         down(&state->count_sem);
         spin_lock_irqsave(&info->lock, flags);
-       if ((tty->count == 1) && (state->count != 1)) {
+       if ((atomic_read(&tty->count) == 1) && (state->count != 1)) {
                 /*
                  * Uh, oh.  tty->count is 1, which means that the tty
                  * structure will be freed.  state->count should always