Re: [PATCH 1/3] firmware: allow firmware files to be builtinto kernel image

From: David Woodhouse
Date: Fri May 23 2008 - 11:25:32 EST

On Fri, 2008-05-23 at 17:19 +0200, Takashi Iwai wrote:
> Hm, but request_firmware() returns the const pointer. It implies that
> the caller shouldn't change the content, doesn't it?
> I cannot guarantee that there must be no misbehaving drivers,
> though...

The 'struct firmware' is const. It contains a pointer to data.
That data is not const.

fw->data = some_other_data; // bad.
fw->data[0] = 0; // ok.

Of course, we could _make_ it const (if we can remember whether it's
'const u8 *' or 'u8 const *'...)


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