From: Vsevolod Stakhov <vsevolod@highsecure.ru>
Date: Mon, 25 Mar 2019 13:48:06 +0000 (+0000)
Subject: [Minor] Fix the case when filename is empty for an image
X-Git-Tag: 1.9.1~50
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=266e842936768e42167eb67f2c73490c7da67ede;p=rspamd.git

[Minor] Fix the case when filename is empty for an image

Issue: #2818
Closes: #2818
---

diff --git a/src/lua/lua_task.c b/src/lua/lua_task.c
index 650c2281c..92ae7e9d1 100644
--- a/src/lua/lua_task.c
+++ b/src/lua/lua_task.c
@@ -5653,8 +5653,13 @@ lua_image_get_filename (lua_State *L)
 	LUA_TRACE_POINT;
 	struct rspamd_image *img = lua_check_image (L);
 
-	if (img != NULL && img->filename != NULL) {
-		lua_pushlstring (L, img->filename->begin, img->filename->len);
+	if (img != NULL) {
+		if (img->filename != NULL) {
+			lua_pushlstring (L, img->filename->begin, img->filename->len);
+		}
+		else {
+			lua_pushnil (L);
+		}
 	}
 	else {
 		return luaL_error (L, "invalid arguments");