# HG changeset patch
# User Maxim Dounin <mdounin@mdounin.ru>
# Date 1424875663 -10800
# Node ID 62c098eb4509116af5cf932fd5cdf2515b537052
# Parent  c2f309fb7ad27d5beeeaea835fc4df45888d7b02
Mail: fixed buffer allocation for CRLF after Auth-SMTP-* headers.

There were no buffer overruns in real life as there is extra space
allocated for the Auth-Login-Attempt counter.

diff --git a/src/mail/ngx_mail_auth_http_module.c b/src/mail/ngx_mail_auth_http_module.c
--- a/src/mail/ngx_mail_auth_http_module.c
+++ b/src/mail/ngx_mail_auth_http_module.c
@@ -1170,9 +1170,9 @@ ngx_mail_auth_http_create_request(ngx_ma
           + sizeof("Client-IP: ") - 1 + s->connection->addr_text.len
                 + sizeof(CRLF) - 1
           + sizeof("Client-Host: ") - 1 + s->host.len + sizeof(CRLF) - 1
-          + sizeof("Auth-SMTP-Helo: ") - 1 + s->smtp_helo.len
-          + sizeof("Auth-SMTP-From: ") - 1 + s->smtp_from.len
-          + sizeof("Auth-SMTP-To: ") - 1 + s->smtp_to.len
+          + sizeof("Auth-SMTP-Helo: ") - 1 + s->smtp_helo.len + sizeof(CRLF) - 1
+          + sizeof("Auth-SMTP-From: ") - 1 + s->smtp_from.len + sizeof(CRLF) - 1
+          + sizeof("Auth-SMTP-To: ") - 1 + s->smtp_to.len + sizeof(CRLF) - 1
           + ahcf->header.len
           + sizeof(CRLF) - 1;