update David Miller's old email address

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/arch/mips/sgi-ip22/ip22-hpc.c b/arch/mips/sgi-ip22/ip22-hpc.c
index 5c00cdd..bb70589 100644
--- a/arch/mips/sgi-ip22/ip22-hpc.c
+++ b/arch/mips/sgi-ip22/ip22-hpc.c
@@ -1,7 +1,7 @@
 /*
  * ip22-hpc.c: Routines for generic manipulation of the HPC controllers.
  *
- * Copyright (C) 1996 David S. Miller (dm@engr.sgi.com)
+ * Copyright (C) 1996 David S. Miller (davem@davemloft.net)
  * Copyright (C) 1998 Ralf Baechle
  */