From 286b8e7f67d261a051438c6fe1bf259f7cc0ce57 Mon Sep 17 00:00:00 2001
From: Adam Reichold <adam.reichold@t-online.de>
Date: Sat, 28 Nov 2015 22:40:22 +0100
Subject: [PATCH] Fix trying to dereference invalid iterator in
 ExifPanel::editTag.

---
 rtgui/exifpanel.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/rtgui/exifpanel.cc b/rtgui/exifpanel.cc
index 8567183d1..987cd42d7 100644
--- a/rtgui/exifpanel.cc
+++ b/rtgui/exifpanel.cc
@@ -499,6 +499,9 @@ void ExifPanel::editTag (Gtk::TreeModel::Children root, Glib::ustring name, Glib
         }
     }
 
+    if (iter == root.end())
+        return;
+
     if (dp == Glib::ustring::npos) {
         if (value == "#keep" && iter->get_value (exifColumns.action) != AC_SYSTEM) {
             iter->set_value (exifColumns.icon, iter->get_value (exifColumns.edited) ? editicon : keepicon);