From 49192fb69a8402076402695551e8e2a83612401d Mon Sep 17 00:00:00 2001
From: Miodrag Milanovic <mmicko@gmail.com>
Date: Tue, 17 Jan 2012 08:55:52 +0000
Subject: [PATCH] Fix for cassette (no whatsnew)

---
 src/emu/imagedev/cassette.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/emu/imagedev/cassette.c b/src/emu/imagedev/cassette.c
index cfc753399fa..474256d5ec5 100644
--- a/src/emu/imagedev/cassette.c
+++ b/src/emu/imagedev/cassette.c
@@ -270,10 +270,11 @@ bool cassette_image_device::call_load()
 		{
 			is_writable = !is_readonly();
 			cassette_flags = is_writable ? (CASSETTE_FLAG_READWRITE|CASSETTE_FLAG_SAVEONEXIT) : CASSETTE_FLAG_READONLY;
-			astring fname = astring(m_mame_file->filename());
+			astring fname;
 			if (software_entry()==NULL) {
 				extension = filetype();
 			} else {
+				fname = m_mame_file->filename();
 				int loc = fname.rchr(0,'.');
 				if (loc!=-1) {
 					extension = fname.substr(loc + 1,fname.len()-loc).cstr();