From: Jaroslav Kysela <perex@perex.cz>
Date: Fri, 6 Jan 2017 09:11:49 +0000 (+0100)
Subject: xmltv: fix crash when display-name tag is empty, fixes #4158
X-Git-Tag: v4.2.1~139
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8c845c12bd618337678e08cbba9b5e615714277c;p=thirdparty%2Ftvheadend.git

xmltv: fix crash when display-name tag is empty, fixes #4158
---

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)) {