diff --git a/mythtv/libs/libmythtv/bdringbuffer.cpp b/mythtv/libs/libmythtv/bdringbuffer.cpp
index 849ce1c4497..b081f3d3e7d 100644
--- a/mythtv/libs/libmythtv/bdringbuffer.cpp
+++ b/mythtv/libs/libmythtv/bdringbuffer.cpp
@@ -273,15 +273,18 @@ void BDRingBuffer::ProgressUpdate(void)
 
 bool BDRingBuffer::OpenFile(const QString &lfilename, uint retry_ms)
 {
+    filename = lfilename;
+
     VERBOSE(VB_IMPORTANT, LOC + QString("Opened BDRingBuffer device at %1")
-            .arg(lfilename.toLatin1().data()));
+            .arg(filename.toLatin1().data()));
 
     // Ask mythiowrapper to update this object on file open progress. Opening
     // a bluray disc can involve opening several hundred files which can take
     // several minutes when the disc structure is remote. The callback allows
     // us to 'kick' the main UI - as the 'please wait' widget is still visible
     // at this stage
-    mythfile_open_register_callback(lfilename, this, file_opened_callback);
+    mythfile_open_register_callback(filename.toLatin1().data(), this,
+                                    file_opened_callback);
 
     QMutexLocker locker(&m_infoLock);
     rwlock.lockForWrite();
@@ -289,18 +292,16 @@ bool BDRingBuffer::OpenFile(const QString &lfilename, uint retry_ms)
     if (bdnav)
         close();
 
-    filename = lfilename;
-
     QString keyfile = QString("%1/KEYDB.cfg").arg(GetConfDir());
     QByteArray keyarray = keyfile.toAscii();
     const char *keyfilepath = keyarray.data();
 
-    bdnav = bd_open(lfilename.toLatin1().data(), keyfilepath);
+    bdnav = bd_open(filename.toLatin1().data(), keyfilepath);
 
     if (!bdnav)
     {
         rwlock.unlock();
-        mythfile_open_register_callback(lfilename, this, NULL);
+        mythfile_open_register_callback(filename.toLatin1().data(), this, NULL);
         return false;
     }
 
@@ -461,7 +462,7 @@ bool BDRingBuffer::OpenFile(const QString &lfilename, uint retry_ms)
 
     rwlock.unlock();
 
-    mythfile_open_register_callback(lfilename, this, NULL);
+    mythfile_open_register_callback(filename.toLatin1().data(), this, NULL);
     return true;
 }
 
diff --git a/mythtv/libs/libmythtv/mythiowrapper.cpp b/mythtv/libs/libmythtv/mythiowrapper.cpp
index 671e69b3c9c..3a294cf16a8 100644
--- a/mythtv/libs/libmythtv/mythiowrapper.cpp
+++ b/mythtv/libs/libmythtv/mythiowrapper.cpp
@@ -53,10 +53,38 @@ QMultiHash<QString, Callback> m_fileOpenCallbacks;
 #define LOC     QString("mythiowrapper: ")
 #define LOC_ERR QString("mythiowrapper: ERROR: ")
 
-void mythfile_open_register_callback(const QString &path, void* object,
+/////////////////////////////////////////////////////////////////////////////
+
+extern "C" {
+
+static int getNextFileID(void)
+{
+    int id = 100000;
+
+    for (; id < maxID; ++id)
+    {
+        if ((!m_localfiles.contains(id)) &&
+            (!m_remotefiles.contains(id)) &&
+            (!m_ringbuffers.contains(id)))
+            break;
+    }
+
+    if (id == maxID)
+    {
+        VERBOSE(VB_IMPORTANT, LOC_ERR + "getNextFileID(), too "
+                "many files are open.");
+    }
+
+    VERBOSE(VB_FILE+VB_EXTRA, LOC + QString("getNextFileID() = %1").arg(id));
+
+    return id;
+}
+
+void mythfile_open_register_callback(const char *pathname, void* object,
                                      callback_t func)
 {
     m_callbackLock.lock();
+    QString path(pathname);
     if (m_fileOpenCallbacks.contains(path))
     {
         // if we already have a callback registered for this path with this
@@ -78,8 +106,6 @@ void mythfile_open_register_callback(const QString &path, void* object,
         }
     }
 
-    QString new_path = path;
-    new_path.detach();
     Callback new_callback(object, func);
     m_fileOpenCallbacks.insert(path, new_callback);
     VERBOSE(VB_PLAYBACK, LOC +
@@ -90,33 +116,6 @@ void mythfile_open_register_callback(const QString &path, void* object,
     m_callbackLock.unlock();
 }
 
-/////////////////////////////////////////////////////////////////////////////
-
-extern "C" {
-
-static int getNextFileID(void)
-{
-    int id = 100000;
-
-    for (; id < maxID; ++id)
-    {
-        if ((!m_localfiles.contains(id)) &&
-            (!m_remotefiles.contains(id)) &&
-            (!m_ringbuffers.contains(id)))
-            break;
-    }
-
-    if (id == maxID)
-    {
-        VERBOSE(VB_IMPORTANT, LOC_ERR + "getNextFileID(), too "
-                "many files are open.");
-    }
-
-    VERBOSE(VB_FILE+VB_EXTRA, LOC + QString("getNextFileID() = %1").arg(id));
-
-    return id;
-}
-
 int mythfile_check(int id)
 {
     VERBOSE(VB_FILE+VB_EXTRA,
diff --git a/mythtv/libs/libmythtv/mythiowrapper.h b/mythtv/libs/libmythtv/mythiowrapper.h
index bb0becf55bf..4c355a46d40 100644
--- a/mythtv/libs/libmythtv/mythiowrapper.h
+++ b/mythtv/libs/libmythtv/mythiowrapper.h
@@ -6,14 +6,14 @@
 
 #include "mythexp.h"
 
-typedef void (*callback_t)(void*);
-void    mythfile_open_register_callback(const QString &path, void* object,
-                                        callback_t func);
-
 #ifdef __cplusplus
 extern "C" {
 #endif
 
+typedef void (*callback_t)(void*);
+void    mythfile_open_register_callback(const char *pathname, void* object,
+                                        callback_t func);
+
 int     mythfile_check(int fileID);
 int     mythfile_open(const char *pathname, int flags);
 int     mythfile_close(int fileID);