Re: [PATCH/RFC] spi: Change modalias from a pointer to a character array

From: Grant Likely
Date: Mon May 12 2008 - 18:20:28 EST


On Mon, May 12, 2008 at 4:18 PM, Andrew Morton
<akpm@xxxxxxxxxxxxxxxxxxxx> wrote:
>
> On Fri, 09 May 2008 11:32:28 -0600
> Grant Likely <grant.likely@xxxxxxxxxxxx> wrote:
>
> > From: Grant Likely <grant.likely@xxxxxxxxxxxx>
> >
> > Currently, 'modalias' in the spi_device structure is a 'const char *'.
> > The spi_new_device() function fills in the modalias value from a passed
> > in spi_board_info data block. Since it is a pointer copy, the new
> > spi_device remains dependent on the spi_board_info structure after the
> > new spi_device is registered (no other fields in spi_device directly
> > depend on the spi_board_info structure; all of the other data is copied).
> >
<snip>
>
> I'm not really able to work out if this is a needed-in-2.6.26 thing. I
> assumed "not".

That's correct. I'm also not even 100% sure that this is the best
approach. I'm waiting/hoping for feedback from David.

Cheers,
g.

--
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.
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