From 7518c363e500c6265db24ba848a6bcafabd912e0 Mon Sep 17 00:00:00 2001
From: Robin Gareus <robin@gareus.org>
Date: Tue, 18 Nov 2014 21:59:04 +0100
Subject: assert no null pointer dereference

---
 gtk2_ardour/linux_vst_gui_support.cc | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'gtk2_ardour/linux_vst_gui_support.cc')

diff --git a/gtk2_ardour/linux_vst_gui_support.cc b/gtk2_ardour/linux_vst_gui_support.cc
index 5eaf485c75..65039f162d 100644
--- a/gtk2_ardour/linux_vst_gui_support.cc
+++ b/gtk2_ardour/linux_vst_gui_support.cc
@@ -27,6 +27,7 @@
 #include <stdlib.h>
 #include <stdio.h>
 #include <libgen.h>
+#include <assert.h>
 
 #include <pthread.h>
 #include <signal.h>
@@ -772,6 +773,10 @@ vstfx_event_loop_remove_plugin (VSTState* vstfx)
 		}
 	}
 
+	// if this function is called, there must be
+	// at least one plugin in the linked list
+	assert(vstfx_first);
+
 	if (vstfx_first == vstfx) {
 		vstfx_first = vstfx_first->next;
 	}
-- 
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