From: Soeren Apel <redacted>
Date: Sun, 3 Aug 2014 12:12:12 +0000 (+0200)
Subject: Fix bug #392 by improving empty list/map handling
X-Git-Tag: pulseview-0.3.0~574
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=52a80eb3f81e1e4d8596164fe70d7ab8705d41eb;p=pulseview.git

Fix bug #392 by improving empty list/map handling
---

diff --git a/pv/mainwindow.cpp b/pv/mainwindow.cpp
index 1f683f19..50cab695 100644
--- a/pv/mainwindow.cpp
+++ b/pv/mainwindow.cpp
@@ -282,6 +282,10 @@ void MainWindow::update_device_list()
 
 	shared_ptr<pv::device::DevInst> selected_device = _session.get_device();
 	list< shared_ptr<device::DevInst> > devices;
+
+	if (_device_manager.devices().size() == 0)
+		return;
+
 	std::copy(_device_manager.devices().begin(),
 		_device_manager.devices().end(), std::back_inserter(devices));
 
diff --git a/pv/popups/probes.cpp b/pv/popups/probes.cpp
index f8fa970e..fc069b8f 100644
--- a/pv/popups/probes.cpp
+++ b/pv/popups/probes.cpp
@@ -82,7 +82,9 @@ Probes::Probes(SigSession &session, QWidget *parent) :
 			assert(probe);
 
 			const auto iter = signal_map.find(probe);
-			assert(iter != signal_map.end());
+
+			if (iter == signal_map.end())
+				break;
 
 			group_sigs.push_back((*iter).second);
 			signal_map.erase(iter);