If encryption is already initialized we don't need to do it again.

spark404 · spark404 · commit b28f3addfc63 · 2013-02-06T16:49:12.000+01:00
diff --git a/utils/src/com/cloud/utils/crypt/EncryptionSecretKeyChecker.java b/utils/src/com/cloud/utils/crypt/EncryptionSecretKeyChecker.java
@@ -71,6 +71,11 @@ public void check() {
             if(encryptionType == null || encryptionType.equals("none")){
                 return;
             }
+            
+            if (s_useEncryption) {
+            	s_logger.warn("Encryption already enabled, is check() called twice?");
+            	return;
+            }
 
             s_encryptor.setAlgorithm("PBEWithMD5AndDES");
             String secretKey = null;
