From 5b28170772e5325a65f84b68ae9185f8a4546fb7 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Sat, 26 Sep 2009 10:49:30 +0000
Subject: [PATCH] Fixed bug #807

 O.Sezer      2009-09-26 03:43:47 PDT

W32 version of native_midi_detect() does midiStreamClose(MidiStream) where
MidiStream can be set to 0 just a line above.  The attached patch fixes it.
---
 native_midi/native_midi_win32.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/native_midi/native_midi_win32.c b/native_midi/native_midi_win32.c
index ebcf91e8..9f922c61 100644
--- a/native_midi/native_midi_win32.c
+++ b/native_midi/native_midi_win32.c
@@ -183,12 +183,9 @@ int native_midi_detect()
 
   merr=midiStreamOpen(&MidiStream,&MidiDevice,(DWORD)1,(DWORD_PTR)MidiProc,(DWORD_PTR)0,CALLBACK_FUNCTION);
   if (merr!=MMSYSERR_NOERROR)
-    MidiStream=0;
-  midiStreamClose(MidiStream);
-  if (!MidiStream)
     return 0;
-  else
-    return 1;
+  midiStreamClose(MidiStream);
+  return 1;
 }
 
 NativeMidiSong *native_midi_loadsong(char *midifile)