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Re: [PATCH 15/18] netdevice libertas: Fix directly reference of netdev->priv

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On Fri, Sep 05, 2008 at 01:07:45PM -0400, Dan Williams wrote:
> On Fri, 2008-09-05 at 11:28 +0800, Wang Chen wrote:
> > We have some reasons to kill netdev->priv:
> > 1. netdev->priv is equal to netdev_priv().
> > 2. netdev_priv() wraps the calculation of netdev->priv's offset, obviously
> >    netdev_priv() is more flexible than netdev->priv.
> > But we cann't kill netdev->priv, because so many drivers reference to it
> > directly.
> > 
> > OK, becasue Dave S. Miller said, "every direct netdev->priv usage is a bug",
> > and I want to kill netdev->priv later, I decided to convert all the direct
> > reference of netdev->priv first.
> > 
> > Different to readonly reference of netdev->priv, in this driver, netdev->priv
> > was changed. I use netdev->ml_priv to replace netdev->priv.
> 
> Same comment as the other two; any reason we can't use netdev_priv()
> instead of ->ml_priv?  That would be preferable.

Actually, I think this one was OK -- the two ml_priv uses were for
the extra mesh and rtap devices, which point back to the already
allocated priv data for the main device.

John
-- 
John W. Linville		Linux should be at the core
linville@xxxxxxxxxxxxx			of your literate lifestyle.
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