Fix code style.
diff --git a/ndn-cpp/util/blob.hpp b/ndn-cpp/util/blob.hpp
index af1651d..d7c3e5e 100644
--- a/ndn-cpp/util/blob.hpp
+++ b/ndn-cpp/util/blob.hpp
@@ -77,7 +77,7 @@
   const unsigned char* buf() const
   {
     if (*this)
-      return &(*this)->front ();
+      return &(*this)->front();
     else
       return 0;
   }