From: Masakazu Mokuno <mokuno@xxxxxxxxxxxxx>
Date: Mon, 21 Jan 2008 20:16:19 +0900
I am working on these patches again, thank you for your
extreme patience...
> > +int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned int cmd,
> > + void __user *arg)
> > +{
> > + int ret = wext_ioctl_dispatch(net, ifr, cmd,
> > + ioctl_standard_call,
> > + ioctl_private_call);
> > +
> > + if (ret > 0 &&
>
> As the return value 0 is legal, should we allow copybacking in the case
> of 'ret == 0'?
>
> Same issue exists in compat_wext_handle_ioctl() of the #9 patch.
You are right, I wonder why I made this strange test. It should
definitely be "ret >= 0". I'll make that fix.
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