Add audit subsystem to MAINTAINERS, for my sins.

Signed-off-by: David Woodhouse <dwmw2@infradead.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index e3f0f3f..10ca899 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -358,6 +358,13 @@
 W:	http://linux-atm.sourceforge.net
 S:	Maintained
 
+AUDIT SUBSYSTEM
+P:	David Woodhouse
+M:	dwmw2@infradead.org
+L:	linux-audit@redhat.com
+W:	http://people.redhat.com/sgrubb/audit/
+S:	Maintained
+
 ATMEL WIRELESS DRIVER
 P:	Simon Kelley
 M:	simon@thekelleys.org.uk