MemoryStream is disposable and holds resources, so wrap it in using()

Client.cs

@@ -5,8 +5,9 @@
 using System.Net.NetworkInformation;
 using System.Net.Sockets;
 using System.Threading;
-using ProtoBuf;
-
+using ProtoBuf;
+using Riemann.Proto;
+
 namespace Riemann {
 	///
 	/// <summary>Client represents a connection to the Riemann service.</summary>
@@ -230,9 +231,7 @@ public void SendEvents(IEnumerable<Event> events) {
 				    protoEvent.tags.AddRange(tags);
 				message.events.Add(protoEvent);
 			}
-			var memoryStream = new MemoryStream();
-			Serializer.Serialize(memoryStream, message);
-			var array = memoryStream.ToArray();
+			var array = MessageBytes(message);
 			try {
 				Datagram.Send(array);
 			} catch (SocketException se) {
@@ -252,6 +251,14 @@ public void SendEvents(IEnumerable<Event> events) {
 			}
 		}
 
+		private static byte[] MessageBytes(Msg message)
+		{
+			using (var memoryStream = new MemoryStream()) {
+				Serializer.Serialize(memoryStream, message);
+				return memoryStream.ToArray();
+			}
+		}
+
 		///
 		/// <summary>Send a single event to Riemann.</summary>
 		/// <param name='service'>Name of the service to push.</param>