Fix return value of GetEndpoint() (#110)

Author: martin-kuhn

source/nanoFramework.System.Net/Sockets/Socket.cs

@@ -19,7 +19,7 @@ public class Socket : IDisposable
          * The m_Handle field MUST be the first field in the Socket class; it is expected by
          * the SPOT.NET.SocketNative class.
          */
-   //     [FieldNoReflection]
+        //     [FieldNoReflection]
         internal int m_Handle = -1;
 
         [Diagnostics.DebuggerBrowsable(Diagnostics.DebuggerBrowsableState.Never)]
@@ -116,8 +116,6 @@ private EndPoint GetEndPoint(bool fLocal)
                 throw new ObjectDisposedException();
             }
 
-            EndPoint ep = null;
-
             if (m_localEndPoint == null)
             {
                 m_localEndPoint = new IPEndPoint(IPAddress.Any, 0);
@@ -139,7 +137,7 @@ private EndPoint GetEndPoint(bool fLocal)
                 m_localEndPoint = endPoint;
             }
 
-            return ep;
+            return endPoint;
         }
 
         /// <summary>