Fix vulnerability reported in SA16553 using the Red Hat patch.

gnu/dist/cvs/src/cvsbug.in

@@ -109,14 +109,14 @@ elif [ -f /bin/domainname ]; then
     /usr/bin/ypcat passwd 2>/dev/null | cat - /etc/passwd | grep "^$LOGNAME:" |
       cut -f5 -d':' | sed -e 's/,.*//' > $TEMP
     ORIGINATOR="`cat $TEMP`"
-    rm -f $TEMP
+    >$TEMP
   fi
 fi
 
 if [ "$ORIGINATOR" = "" ]; then
   grep "^$LOGNAME:" /etc/passwd | cut -f5 -d':' | sed -e 's/,.*//' > $TEMP
   ORIGINATOR="`cat $TEMP`"
-  rm -f $TEMP
+  >$TEMP
 fi
 
 if [ -n "$ORGANIZATION" ]; then