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This commit is contained in:
marcel 2006-03-30 03:26:52 +00:00
parent 9dd1a6be31
commit d557f93c08
1 changed files with 4 additions and 0 deletions
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4
sys/dev/uart/uart_tty.c
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@ -137,6 +137,10 @@ uart_tty_open(struct tty *tp, struct cdev *dev)
struct uart_softc *sc;
sc = tp->t_sc;
if (sc == NULL || sc->sc_leaving)
return (ENXIO);
sc->sc_opened = 1;
return (0);
}