From a7336fb2d5df57b2ac28db6a2e38c337463fcdce Mon Sep 17 00:00:00 2001
From: Soeren Apel <soeren@apelpie.net>
Date: Sat, 18 Mar 2017 12:12:41 +0100
Subject: [PATCH] Session: Make sure we don't try to add a non-existant decoder

This can happen if either the saved configuration is wrong
or a decoder simply doesn't exist. We don't want to crash then.
---
 pv/session.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pv/session.cpp b/pv/session.cpp
index fb7d6379..0056e460 100644
--- a/pv/session.cpp
+++ b/pv/session.cpp
@@ -620,6 +620,9 @@ const unordered_set< shared_ptr<data::SignalBase> > Session::signalbases() const
 #ifdef ENABLE_DECODE
 bool Session::add_decoder(srd_decoder *const dec)
 {
+	if (!dec)
+		return false;
+
 	map<const srd_channel*, shared_ptr<data::SignalBase> > channels;
 	shared_ptr<data::DecoderStack> decoder_stack;
 
-- 
2.30.2