X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fstoresession.cpp;h=ef1c6aad2d245317988066b65c3299033d89ebca;hb=e57ee799a5512ce13460b733e7ca08de8f1277cf;hp=4de9d56dde2cc676899404a27040ab6ec88f0967;hpb=1f4caa772cd691da7578816bf3744496c9cde1cf;p=pulseview.git

diff --git a/pv/storesession.cpp b/pv/storesession.cpp
index 4de9d56d..ef1c6aad 100644
--- a/pv/storesession.cpp
+++ b/pv/storesession.cpp
@@ -29,6 +29,9 @@
 
 #include <libsigrok/libsigrok.hpp>
 
+using boost::shared_lock;
+using boost::shared_mutex;
+
 using std::deque;
 using std::dynamic_pointer_cast;
 using std::lock_guard;
@@ -79,8 +82,9 @@ bool StoreSession::start()
 {
 	set< shared_ptr<data::SignalData> > data_set =
 		_session.get_data();
-	const vector< shared_ptr<view::Signal> > sigs =
-		_session.get_signals();
+
+	shared_lock<shared_mutex> lock(_session.signals_mutex());
+	const vector< shared_ptr<view::Signal> > &sigs(_session.signals());
 
 	// Check we have logic data
 	if (data_set.empty() || sigs.empty()) {