Fix possible double free call

This fix prevents program from crashing when calling WildMidi_Init() -> WildMidi_Shutdown() several times.
Mindwerks · Nov 28, 2024 · 67b0c9a · 67b0c9a
1 parent 233defd
commit 67b0c9a
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/wildmidi_lib.c b/src/wildmidi_lib.c
@@ -2115,7 +2115,10 @@ WM_SYMBOL int WildMidi_Shutdown(void) {
 
     WM_Initialized = 0;
 
-    if (_WM_Global_ErrorS != NULL) free(_WM_Global_ErrorS);
+    if (_WM_Global_ErrorS != NULL) {
+        free(_WM_Global_ErrorS);
+        _WM_Global_ErrorS = NULL;
+    }
 
     _WM_BufferFile = _WM_BufferFileImpl;
     _WM_FreeBufferFile = _WM_FreeBufferFileImpl;