Re: [PATCH v2 0/1] MR4233: winmm: Fix pszSound allocation in PlaySound_Alloc().

[Huw Davies (＠huw)]

Huw Davies (@huw) commented about dlls/winmm/playsound.c:
> else
>          {
>              UNICODE_STRING usBuffer;
> -            RtlCreateUnicodeStringFromAsciiz(&usBuffer, pszSound);
> -            wps->pszSound = usBuffer.Buffer;
> +            if (!RtlCreateUnicodeStringFromAsciiz(&usBuffer, pszSound)) goto oom_error;
> +            wps->pszSound = wcsdup(usBuffer.Buffer);
> +            HeapFree(GetProcessHeap(), 0, usBuffer.Buffer);

```suggestion:-0+0
            RtlFreeUnicodeString(&usBuffer);
```

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https://gitlab.winehq.org/wine/wine/-/merge_requests/4233#note_51460