sgi-xpc: update SGI XP/XPC/XPNET maintainer

Dean has moved on to other work.  His responsibilities for XP/XPC/XPNET
have been handed to me.

Signed-off-by: Robin Holt <holt@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index fbdb809..29d74f4 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4978,8 +4978,8 @@
 F:	Documentation/sgi-visws.txt
 
 SGI XP/XPC/XPNET DRIVER
-P:	Dean Nelson
-M:	dcn@sgi.com
+P:	Robin Holt
+M:	holt@sgi.com
 S:	Maintained
 F:	drivers/misc/sgi-xp/