diff options
Diffstat (limited to 'drivers/usb/serial/mct_u232.c')
| -rw-r--r-- | drivers/usb/serial/mct_u232.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c index 204f0f928f6..2a3fabcf518 100644 --- a/drivers/usb/serial/mct_u232.c +++ b/drivers/usb/serial/mct_u232.c @@ -516,10 +516,11 @@ static void mct_u232_read_int_callback (struct urb *urb) struct usb_serial *serial = port->serial; struct tty_struct *tty; unsigned char *data = urb->transfer_buffer; - int status; + int retval; + int status = urb->status; unsigned long flags; - switch (urb->status) { + switch (status) { case 0: /* success */ break; @@ -527,10 +528,12 @@ static void mct_u232_read_int_callback (struct urb *urb) case -ENOENT: case -ESHUTDOWN: /* this urb is terminated, clean up */ - dbg("%s - urb shutting down with status: %d", __FUNCTION__, urb->status); + dbg("%s - urb shutting down with status: %d", + __FUNCTION__, status); return; default: - dbg("%s - nonzero urb status received: %d", __FUNCTION__, urb->status); + dbg("%s - nonzero urb status received: %d", + __FUNCTION__, status); goto exit; } @@ -594,10 +597,10 @@ static void mct_u232_read_int_callback (struct urb *urb) #endif spin_unlock_irqrestore(&priv->lock, flags); exit: - status = usb_submit_urb (urb, GFP_ATOMIC); - if (status) + retval = usb_submit_urb (urb, GFP_ATOMIC); + if (retval) err ("%s - usb_submit_urb failed with result %d", - __FUNCTION__, status); + __FUNCTION__, retval); } /* mct_u232_read_int_callback */ static void mct_u232_set_termios (struct usb_serial_port *port, |