From 521fbcbb84720e2c70d305f04a3440c837e58eef Mon Sep 17 00:00:00 2001
From: Jasmin Jessich <jasmin@anw.at>
Date: Thu, 18 May 2017 22:59:42 +0200
Subject: Fire assert in CreateEpgInfo if chan is NULL

---
 epg_events.cpp | 3 +++
 epg_events.h   | 1 +
 2 files changed, 4 insertions(+)

diff --git a/epg_events.cpp b/epg_events.cpp
index 41b9d08..fabf033 100644
--- a/epg_events.cpp
+++ b/epg_events.cpp
@@ -1,6 +1,7 @@
 #include <time.h>
 #include <glob.h>
 #include <algorithm>
+#include <assert.h>
 #include <vdr/player.h>
 
 #include "tools.h"
@@ -303,6 +304,8 @@ namespace vdrlive
 
 		EpgInfoPtr CreateEpgInfo(cChannel const *chan, cEvent const *event, char const *idOverride)
 		{
+			assert(chan);
+
 			if (event) {
 				string domId(idOverride ? idOverride : EncodeDomId(chan->GetChannelID(), event->EventID()));
 				return EpgInfoPtr(new EpgEvent(domId, event, chan->Name()));
diff --git a/epg_events.h b/epg_events.h
index 98951ab..0729ad2 100644
--- a/epg_events.h
+++ b/epg_events.h
@@ -30,6 +30,7 @@ namespace vdrlive
 		/**
 		 *	Allocate and initalize an epgEvent instance with the
 		 *	passed channel and event information.
+		 *	Never call this function with a NULL chan pointer
 		 */
 		EpgInfoPtr CreateEpgInfo(cChannel const *chan, cEvent const *event, char const *idOverride = 0);
 
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