David Baron fix for valgrind report of UMR r=wtchang sr=Nelson
David Baron fix for valgrind report of UMR r=wtchang sr=Nelson

nmav/nss,nmav/nss,nmav/nss,ekr/nss-old,ekr/nss-old,ekr/nss-old,ekr/nss-old,ekr/nss-old,nmav/nss,ekr/nss-old,nmav/nss,ekr/nss-old,nmav/nss,nmav/nss