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| author | Johan Hovold <jhovold@gmail.com> | 2012-10-29 10:56:23 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-10-30 13:19:30 -0700 |
| commit | 2c2ee545071c10873b057b04a19d3d2aed04b9cf (patch) | |
| tree | 83bdacb42f3bd36c10c2ab0049405a7d247a68a5 /drivers/usb/serial/ftdi_sio.c | |
| parent | fef0b828a3c7a7123aedb4b1d8415369f75e0a58 (diff) | |
| download | linux-2c2ee545071c10873b057b04a19d3d2aed04b9cf.tar.gz | |
USB: ftdi_sio: fix tiocmget and tiocmset return values
Make sure we do not return USB-internal error codes to userspace.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/serial/ftdi_sio.c')
| -rw-r--r-- | drivers/usb/serial/ftdi_sio.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 2ad5e7c7f22665..987cc2cafa3b96 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -1091,6 +1091,7 @@ static int update_mctrl(struct usb_serial_port *port, unsigned int set, __func__, (set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged", (set & TIOCM_RTS) ? "HIGH" : (clear & TIOCM_RTS) ? "LOW" : "unchanged"); + rv = usb_translate_errors(rv); } else { dev_dbg(dev, "%s - DTR %s, RTS %s\n", __func__, (set & TIOCM_DTR) ? "HIGH" : (clear & TIOCM_DTR) ? "LOW" : "unchanged", @@ -2369,8 +2370,10 @@ static int ftdi_tiocmget(struct tty_struct *tty) FTDI_SIO_GET_MODEM_STATUS_REQUEST_TYPE, 0, priv->interface, buf, len, WDR_TIMEOUT); - if (ret < 0) + if (ret < 0) { + ret = usb_translate_errors(ret); goto out; + } ret = (buf[0] & FTDI_SIO_DSR_MASK ? TIOCM_DSR : 0) | (buf[0] & FTDI_SIO_CTS_MASK ? TIOCM_CTS : 0) | |