simplify logic, it doesn't appear parts > 2 is possible

1 files changed, 3 insertions, 4 deletions

diff --git a/src/cryptography/x509.py b/src/cryptography/x509.py
index ca91b07a..8bed79e2 100644
--- a/src/cryptography/x509.py
+++ b/src/cryptography/x509.py
@@ -906,10 +906,9 @@ class RFC822Name(object):
 
         name, address = parseaddr(value)
         parts = address.split(u"@")
-        if name or len(parts) > 2 or not address:
-            # parseaddr has found a name (e.g. Name <email>) or the split
-            # has found more than 2 parts (which means more than one @)
-            # or the entire value is an empty string.
+        if name or not address:
+            # parseaddr has found a name (e.g. Name <email>) or the entire
+            # value is an empty string.
             raise ValueError("Invalid rfc822name value")
         elif len(parts) == 1:
             # Single label email name. This is valid for local delivery.