Re: [patch] usb: io_edgeport: eliminate get_string()

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On Mon, Jan 25, 2010 at 10:47:31PM +0100, Oliver Neukum wrote:
> Am Montag, 25. Januar 2010 21:54:16 schrieb Johan Hovold:
> > I don't think this patch should go to stable as it does not fix anything
> > severe. Worst case is that in the unlikely event that usb_control_msg
> > fails and you have debugging enabled one may end up with 64 non-sense
> > characters in you log. There's no risk for any memory corruption
> > AFAICT.
> 
> It does fix DMA on the stack. Are you sure this is always harmless
> on non-x86?

Good point. But if that is considered critical enough then Dan's
original patch should go to stable instead of this one. And so should
the other 10+ DMA-to-stack patches in Greg's tree?

/Johan

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