Commit a6ec8245 authored by Johan Hovold's avatar Johan Hovold Committed by Greg Kroah-Hartman
Browse files

USB: pl2303: add error handling to set_control_lines



Add error handling to set_control_lines.

Signed-off-by: default avatarJohan Hovold <jhovold@gmail.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 362eb026
......@@ -269,12 +269,13 @@ static int pl2303_set_control_lines(struct usb_serial_port *port, u8 value)
struct usb_device *dev = port->serial->dev;
int retval;
dev_dbg(&port->dev, "%s - %02x\n", __func__, value);
retval = usb_control_msg(dev, usb_sndctrlpipe(dev, 0),
SET_CONTROL_REQUEST, SET_CONTROL_REQUEST_TYPE,
value, 0, NULL, 0, 100);
dev_dbg(&port->dev, "%s - value = %d, retval = %d\n", __func__,
value, retval);
if (retval)
dev_err(&port->dev, "%s - failed: %d\n", __func__, retval);
return retval;
}
......
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