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>

diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c
index 7b085f3..5a4127e 100644 (file)
--- a/drivers/usb/serial/kl5kusb105.c
+++ b/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;
        }
 
@@ -631,16 +632,17 @@ 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);
+       dbg("%s - port %d", __FUNCTION__, port->number);
 
        /* The urb might have been killed. */
-        if (urb->status) {
-                dbg("%s - nonzero read bulk status received: %d", __FUNCTION__,
-                   urb->status);
-                return;
-        }
-       
+       if (status) {
+               dbg("%s - nonzero read bulk status received: %d", __FUNCTION__,
+                   status);
+               return;
+       }
+
        /* The data received is again preceded by a length double-byte in LSB-
         * first order (see klsi_105_write() )
         */