diff options
-rw-r--r-- | lib/smtp.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/smtp.c b/lib/smtp.c index c02c9bdd4..fa5452aff 100644 --- a/lib/smtp.c +++ b/lib/smtp.c @@ -912,10 +912,11 @@ static CURLcode smtp_mail(struct connectdata *conn) /* calculate the optional AUTH parameter */ if(data->set.str[STRING_MAIL_AUTH] && conn->proto.smtpc.authused) { - if(data->set.str[STRING_MAIL_AUTH][0] == '<') + if(data->set.str[STRING_MAIL_AUTH][0] != '\0') auth = aprintf("%s", data->set.str[STRING_MAIL_AUTH]); else - auth = aprintf("<%s>", data->set.str[STRING_MAIL_AUTH]); + /* empty AUTH, RFC-2554, sect. 5 */ + auth = strdup("<>"); if(!auth) { Curl_safefree(from); |