diff options
| author | Greg Kroah-Hartman <gregkh@suse.de> | 2007-06-15 15:44:13 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2007-07-12 16:34:35 -0700 |
| commit | e96da398ce32c0e2af5eee772feb112323f027b4 (patch) | |
| tree | a4c7321499e891b61d5d1ffaa05670fd632f1553 | |
| parent | 6fcdcf04e391c033eb9a558a744d8729d52e646e (diff) | |
USB: serial: mct_u232: clean up urb->status usage
This done in anticipation of removal of urb->status, which will make
that patch easier to review and apply in the future.
Cc: <linux-usb-devel@lists.sourceforge.net>
Cc: Wolfgang Grandegger <wolfgang@ces.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
| -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, |