DMLOADERe: Prevent crash on IDirectMusicLoaderResourceStream_IStream_Read if pcbRead is NULL

[Alex Villací­s Lasso]

Juan Lang wrote:

>>-	TRACE_(dmfileraw)(": data (size = 0x%08lX): '%s'\n", *pcbRead,
>>    
>>
>debugstr_an(pv, *pcbRead));
>  
>
>>+	TRACE_(dmfileraw)(": data (size = 0x%08lX): '%s'\n", cb,
>>    
>>
>debugstr_an(pv, *pcbRead));
>
>Should that be:
>	TRACE_(dmfileraw)(": data (size = 0x%08lX): '%s'\n", cb, debugstr_an(pv,
>cb));
>instead?
>
>--Juan
>
>
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You are right. I failed to notice the second use of the suspicious 
pointer. Here is a corrected patch.

Alex Villacís Lasso

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