Re: [PATCH 1/7] mmc: at91_mci: fix pointer errors

From: Ryan Mallon
Date: Mon Aug 30 2010 - 03:05:33 EST


Wolfgang Mües wrote:
> Hi,
>
> Am 29.08.2010 23:39, schrieb Ryan Mallon:
>> I see this is already applied, but why all the type trickery here? Why
>> not just:
>>
>> memcpy(dmabuf, sgbuffer, amount);
>> dmabuf += amount / sizeof(dmabuf);
>
> Because this is wrong?
>
> Maybe you mean sizeof(*dmabuf)?

Sorry, yes.

> The exact style of the bug fix is not important, it's important that
> it's fixed.

I disagree, it's also important that it is fixed in a clear,
understandable way. I found the fix confusing, especially since there
are casts to both signed and unsigned char.

~Ryan

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