Re: 2.6.21-rc2-mm2: drivers/net/wireless/libertas/debugfs.c addr bogosity

Adrian Bunk
2007-03-08T08:02:32Z

On Wed, Mar 07, 2007 at 03:00:57PM -0800, Andrew Morton wrote:
> On Wed, 7 Mar 2007 23:41:16 +0100
> Adrian Bunk <bunk@stusta.de> wrote:
>
> > On Tue, Mar 06, 2007 at 12:44:08AM -0800, Andrew Morton wrote:
> > >...
> > > Changes since 2.6.20-rc2-mm1:
> > >...
> > > git-netdev-all.patch
> > >...
> > > git trees
> > >...
> >
> > drivers/net/wireless/libertas/debugfs.c contains:
> > #define item_addr(n) ((u32) &((wlan_adapter *)0)->n)
> >
> > This is wrong on 64bit architectures.
>
> Is OK - it is simply yet another reimplementation of offsetof(). Hint.

Thanks for the correction - it seems C pointers and me will never become
close friends...

cu
Adrian

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