USB: serial: empeg: clean up urb->status usage
authorGreg Kroah-Hartman <gregkh@suse.de>
Fri, 15 Jun 2007 22:44:13 +0000 (15:44 -0700)
committerGreg Kroah-Hartman <gregkh@suse.de>
Thu, 12 Jul 2007 23:34:32 +0000 (16:34 -0700)
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: Gary Brubaker <xavyer@ix.netcom.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/usb/serial/empeg.c

index 4703c8f..050fcc9 100644 (file)
@@ -326,12 +326,14 @@ static int empeg_chars_in_buffer (struct usb_serial_port *port)
 
 static void empeg_write_bulk_callback (struct urb *urb)
 {
-       struct usb_serial_port *port = (struct usb_serial_port *)urb->context;
+       struct usb_serial_port *port = urb->context;
+       int status = urb->status;
 
        dbg("%s - port %d", __FUNCTION__, port->number);
 
-       if (urb->status) {
-               dbg("%s - nonzero write bulk status received: %d", __FUNCTION__, urb->status);
+       if (status) {
+               dbg("%s - nonzero write bulk status received: %d",
+                   __FUNCTION__, status);
                return;
        }
 
@@ -345,11 +347,13 @@ static void empeg_read_bulk_callback (struct urb *urb)
        struct tty_struct *tty;
        unsigned char *data = urb->transfer_buffer;
        int result;
+       int status = urb->status;
 
        dbg("%s - port %d", __FUNCTION__, port->number);
 
-       if (urb->status) {
-               dbg("%s - nonzero read bulk status received: %d", __FUNCTION__, urb->status);
+       if (status) {
+               dbg("%s - nonzero read bulk status received: %d",
+                   __FUNCTION__, status);
                return;
        }