# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1485516069 -3600
# Node ID eb5fba4c80740ae88debf1e4028af6926bc8530f
# Parent  194f540e13e29f0f35fcfdc4e0c6f3d658ca4ede
mod_tls: Check that connection has starttls method first to prevent offering starttls over tls (thanks Remko and Tobias)

diff -r 194f540e13e2 -r eb5fba4c8074 plugins/mod_tls.lua
--- a/plugins/mod_tls.lua	Thu Jan 26 14:18:30 2017 +0100
+++ b/plugins/mod_tls.lua	Fri Jan 27 12:21:09 2017 +0100
@@ -62,10 +62,10 @@
 end
 
 local function can_do_tls(session)
-	if session.ssl_ctx ~= nil then
+	if not session.conn.starttls then
+		return false;
+	elseif session.ssl_ctx ~= nil then
 		return session.ssl_ctx;
-	elseif not session.conn.starttls then
-		return false;
 	end
 	if session.type == "c2s_unauthed" then
 		session.ssl_ctx = ssl_ctx_c2s;