From 6c536a2dee0aba58a1db361e870e0517369c70bb Mon Sep 17 00:00:00 2001
From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Tue, 24 Mar 2015 14:02:41 +0000
Subject: [PATCH] Fix rspamd_parts_distance function.

---
 src/libmime/mime_expressions.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/libmime/mime_expressions.c b/src/libmime/mime_expressions.c
index 01e3ddeb2..2e8fdeedc 100644
--- a/src/libmime/mime_expressions.c
+++ b/src/libmime/mime_expressions.c
@@ -1135,7 +1135,7 @@ rspamd_parts_distance (struct rspamd_task * task, GArray * args, void *unused)
 				(gchar *)arg->data);
 			threshold = 100;
 		}
-		if (args->len == 1) {
+		if (args->len >= 2) {
 			arg = &g_array_index (args, struct expression_argument, 1);
 			if (!arg || arg->type != EXPRESSION_ARGUMENT_NORMAL) {
 				msg_warn ("invalid argument to function is passed");
-- 
2.39.5