Backport 58618:

Issue 1307 by Derek Shockey, fix the same bug for RCPT.
2007-10-24 03:52:50 +00:00 · 2007-10-24 03:52:50 +00:00 · 4b2a6dbf60
parent 4aa5f4bc5a
commit 4b2a6dbf60
1 changed files with 1 additions and 1 deletions
--- a/Lib/smtpd.py
+++ b/Lib/smtpd.py
@ -237,7 +237,7 @@ class SMTPChannel(asynchat.async_chat):
        if not self.__mailfrom:
            self.push('503 Error: need MAIL command')
            return
-        address = self.__getaddr('TO:', arg)
+        address = self.__getaddr('TO:', arg) if arg else None
        if not address:
            self.push('501 Syntax: RCPT TO: <address>')
            return