From: Jaroslav Kysela <perex@perex.cz>
Date: Wed, 28 Nov 2018 12:18:58 +0000 (+0100)
Subject: tvhlog: fix NULL dereference crash
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bf3f0bd16983045a624ebe335eae507aadb4a690;p=thirdparty%2Ftvheadend.git

tvhlog: fix NULL dereference crash
---

diff --git a/src/tvhlog.c b/src/tvhlog.c
index f895289aa..93be89c4f 100644
--- a/src/tvhlog.c
+++ b/src/tvhlog.c
@@ -582,7 +582,7 @@ tvhlog_init ( int level, int options, const char *path )
 #if ENABLE_TRACE
   {
     const char *rtport0 = getenv("TVHEADEND_RTLOG_UDP_PORT");
-    int rtport = atoi(rtport0);
+    int rtport = rtport0 ? atoi(rtport0) : 0;
     if (rtport > 0) {
       tvhlog_rtfd = tvh_socket(AF_INET, SOCK_DGRAM, 0);
       tcp_get_ip_from_str("127.0.0.1", &tvhlog_rtss);