regtools/qeditor: fix backend dump bug, be more correct on read

Change-Id: I581c033435f553f092b61144c4b68b05ab931dd8
Reviewed-on: http://gerrit.rockbox.org/1019
Reviewed-by: Amaury Pouly <amaury.pouly@gmail.com>

1 files changed, 4 insertions, 3 deletions

diff --git a/utils/regtools/qeditor/backend.cpp b/utils/regtools/qeditor/backend.cpp
index e9d7941ab1..7091a0c77f 100644
--- a/utils/regtools/qeditor/backend.cpp
+++ b/utils/regtools/qeditor/backend.cpp
@@ -116,9 +116,10 @@ RamIoBackend::RamIoBackend(const QString& soc_name)
 
 bool RamIoBackend::ReadRegister(const QString& name, soc_word_t& value)
 {
-    if(m_map.find(name) == m_map.end())
+    QMap<QString, soc_word_t>::const_iterator it = m_map.find(name);
+    if(it == m_map.end())
         return false;
-    value = m_map[name];
+    value = it.value();
     return true;
 }
 
@@ -617,7 +618,7 @@ bool BackendHelper::DumpAllRegisters(IoBackend *backend, bool ignore_errors)
                         if(!ignore_errors)
                             return false;
                     }
-                    if(!bh.WriteRegister(devname, regname, val))
+                    else if(!bh.WriteRegister(devname, regname, val))
                     {
                         ret = false;
                         if(!ignore_errors)