From 8a8ff72cd09d6aea31945e1d0eb0937e6130f486 Mon Sep 17 00:00:00 2001 From: marcel Date: Sat, 14 Feb 2004 05:54:39 +0000 Subject: Test the return value of UART_PARAM(). Invalid line parameters did not result in an error before. PR: kern/60284 Submitted by: Thomas Sandford --- sys/dev/uart/uart_tty.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'sys/dev') diff --git a/sys/dev/uart/uart_tty.c b/sys/dev/uart/uart_tty.c index fd2e59e..ec1c6db 100644 --- a/sys/dev/uart/uart_tty.c +++ b/sys/dev/uart/uart_tty.c @@ -225,7 +225,8 @@ uart_tty_param(struct tty *tp, struct termios *t) : UART_PARITY_EVEN; else parity = UART_PARITY_NONE; - UART_PARAM(sc, t->c_ospeed, databits, stopbits, parity); + if (UART_PARAM(sc, t->c_ospeed, databits, stopbits, parity) != 0) + return (EINVAL); UART_SETSIG(sc, UART_SIG_DDTR | UART_SIG_DTR); /* Set input flow control state. */ if (!sc->sc_hwiflow) { -- cgit v1.1