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>

1 files changed, 12 insertions, 10 deletions

diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c
index 7b085f334ceb..5a4127e62c4a 100644
--- 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() )
          */