Fix ordering of values to be hashed

Signed-off-by: Ivan Kanakarakis <[email protected]>

Author: c00kiemon5ter

src/satosa/util.py

@@ -26,8 +26,8 @@ def hash_data(salt, value, hash_alg=None):
     """
     hash_alg = hash_alg or 'sha512'
     hasher = hashlib.new(hash_alg)
-    hasher.update(salt.encode('utf-8'))
     hasher.update(value.encode('utf-8'))
+    hasher.update(salt.encode('utf-8'))
     value_hashed = hasher.hexdigest()
     return value_hashed