From 8c845c12bd618337678e08cbba9b5e615714277c Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Fri, 6 Jan 2017 10:11:49 +0100
Subject: [PATCH] xmltv: fix crash when display-name tag is empty, fixes #4158

---
 src/epggrab/module/xmltv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/epggrab/module/xmltv.c b/src/epggrab/module/xmltv.c
index 7751c3749..4cbf99966 100644
--- a/src/epggrab/module/xmltv.c
+++ b/src/epggrab/module/xmltv.c
@@ -657,7 +657,7 @@ static int _xmltv_parse_channel
       int n = 0;
 
       name = htsmsg_get_str(subtag, "cdata");
-      if (chnum) {
+      if (chnum && name) {
         while (isdigit(*(name + n))) n++;
         if (n > 0) {
           if (*(name + n) == 0 || (*(name + n) == ' ' && chnum == 1)) {
-- 
2.47.2