From 20e370aa2a60593dfcf46c9daacf3a589c015891 Mon Sep 17 00:00:00 2001
From: Seven Du <seven@signalwire.com>
Date: Mon, 17 Dec 2018 23:20:43 +0800
Subject: [PATCH] FS-11573 fix seg when missing conference layout config

---
 src/mod/applications/mod_conference/conference_video.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/mod/applications/mod_conference/conference_video.c b/src/mod/applications/mod_conference/conference_video.c
index 7a78e1b1a8..ba736bcea1 100644
--- a/src/mod/applications/mod_conference/conference_video.c
+++ b/src/mod/applications/mod_conference/conference_video.c
@@ -2031,6 +2031,8 @@ video_layout_t *conference_video_get_layout(conference_obj_t *conference, const
 	layout_group_t *lg = NULL;
 	video_layout_t *vlayout = NULL;
 
+	if (!video_layout_name) return NULL;
+
 	if (video_layout_group) {
 		lg = switch_core_hash_find(conference->layout_group_hash, video_layout_group);
 		vlayout = conference_video_find_best_layout(conference, lg, 0, 0);