remove the bouncing email address of David Campbell

This patch removes a bouncing email address from the kernel sources.

Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/drivers/parport/parport_pc.c b/drivers/parport/parport_pc.c
index 48bbf32..7318e4a 100644
--- a/drivers/parport/parport_pc.c
+++ b/drivers/parport/parport_pc.c
@@ -3,7 +3,7 @@
  * Authors: Phil Blundell <philb@gnu.org>
  *          Tim Waugh <tim@cyberelk.demon.co.uk>
  *	    Jose Renau <renau@acm.org>
- *          David Campbell <campbell@torque.net>
+ *          David Campbell
  *          Andrea Arcangeli
  *
  * based on work by Grant Guenther <grant@torque.net> and Phil Blundell.