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| author | marcel <marcel@FreeBSD.org> | 2004-02-14 05:54:39 +0000 |
|---|---|---|
| committer | marcel <marcel@FreeBSD.org> | 2004-02-14 05:54:39 +0000 |
| commit | 8a8ff72cd09d6aea31945e1d0eb0937e6130f486 (patch) | |
| tree | e0371223ea76146bac1211521ec89ec84e7ece7c /sys/dev | |
| parent | 4dca0a78ca378a90328358f3bfee84726fb0ad36 (diff) | |
| download | FreeBSD-src-8a8ff72cd09d6aea31945e1d0eb0937e6130f486.zip FreeBSD-src-8a8ff72cd09d6aea31945e1d0eb0937e6130f486.tar.gz | |
Test the return value of UART_PARAM(). Invalid line parameters did not
result in an error before.
PR: kern/60284
Submitted by: Thomas Sandford <freebsduser@paradisegreen.co.uk>
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/uart/uart_tty.c | 3 |
1 files changed, 2 insertions, 1 deletions
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) { |
