Avoid infinite recursion when unpickling an Answer [#1224]

(cherry picked from commit 25ee91f0cea274d1836d2175c98e76af7c777fd6)

diff --git a/dns/resolver.py b/dns/resolver.py
index 923bb4b4682cb3a5859d79015bebcb30ef980242..0c0790e5c175ebd500f0ab4434916244e7f40dd1 100644 (file)
--- a/dns/resolver.py
+++ b/dns/resolver.py
@@ -283,7 +283,7 @@ class Answer:
         self.expiration = time.time() + self.chaining_result.minimum_ttl
 
     def __getattr__(self, attr):  # pragma: no cover
-        if self.rrset is not None:
+        if attr != "rrset" and self.rrset is not None:
             if attr == "name":
                 return self.rrset.name
             elif attr == "ttl":