USB: serial: kl5kusb105: 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: Utz-Uwe Haus <haus@uuhaus.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/usb/serial/kl5kusb105.c

@@ -567,12 +567,13 @@ exit:
 static void klsi_105_write_bulk_callback ( struct urb *urb)
 {
 	struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
+	int status = urb->status;
 
 	dbg("%s - port %d", __FUNCTION__, port->number);
 
-	if (urb->status) {
+	if (status) {
 		dbg("%s - nonzero write bulk status received: %d", __FUNCTION__,
-		    urb->status);
+		    status);
 		return;
 	}
 
@@ -631,13 +632,14 @@ static void klsi_105_read_bulk_callback (struct urb *urb)
 	struct tty_struct *tty;
 	unsigned char *data = urb->transfer_buffer;
 	int rc;
+	int status = urb->status;
 
 	dbg("%s - port %d", __FUNCTION__, port->number);
 
 	/* The urb might have been killed. */
-        if (urb->status) {
+	if (status) {
 		dbg("%s - nonzero read bulk status received: %d", __FUNCTION__,
-		    urb->status);
+		    status);
 		return;
 	}