diff options
Diffstat (limited to 'drivers/usb/serial/pl2303.c')
| -rw-r--r-- | drivers/usb/serial/pl2303.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c index fc2d66f7f4e..3d8cda57ce7 100644 --- a/drivers/usb/serial/pl2303.c +++ b/drivers/usb/serial/pl2303.c @@ -36,7 +36,7 @@ */ #define DRIVER_DESC "Prolific PL2303 USB to serial adaptor driver" -static int debug; +static bool debug; #define PL2303_CLOSING_WAIT (30*HZ) @@ -502,21 +502,20 @@ static int pl2303_open(struct tty_struct *tty, struct usb_serial_port *port) if (tty) pl2303_set_termios(tty, port, &tmp_termios); - dbg("%s - submitting read urb", __func__); - result = usb_serial_generic_submit_read_urb(port, GFP_KERNEL); - if (result) { - pl2303_close(port); - return -EPROTO; - } - dbg("%s - submitting interrupt urb", __func__); result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL); if (result) { dev_err(&port->dev, "%s - failed submitting interrupt urb," " error %d\n", __func__, result); - pl2303_close(port); - return -EPROTO; + return result; } + + result = usb_serial_generic_open(tty, port); + if (result) { + usb_kill_urb(port->interrupt_in_urb); + return result; + } + port->port.drain_delay = 256; return 0; } |