maintainers:  add Dmitry Kasatkin

Signed-off-by: Mimi Zohar <zohar@linux.vnet.ibm.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index 60bc1cc..ca53c12 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -4101,6 +4101,7 @@
 
 INTEGRITY MEASUREMENT ARCHITECTURE (IMA)
 M:	Mimi Zohar <zohar@us.ibm.com>
+M:	Dmitry Kasatkin <d.kasatkin@samsung.com>
 S:	Supported
 F:	security/integrity/ima/