bpo-30394: Fix a socket leak in smtplib.SMTP.__init__() (#1700)

2017-05-23 23:14:50 -06:00 · 2017-05-23 23:14:50 -06:00 · 9e98cd0383
parent 1abcf6700b
commit 9e98cd0383
1 changed files with 1 additions and 0 deletions
--- a/Lib/smtplib.py
+++ b/Lib/smtplib.py
@ -250,6 +250,7 @@ def __init__(self, host='', port=0, local_hostname=None,
        if host:
            (code, msg) = self.connect(host, port)
            if code != 220:
+                self.close()
                raise SMTPConnectError(code, msg)
        if local_hostname is not None:
            self.local_hostname = local_hostname