On Thu, Oct 4, 2012 at 12:29 AM, devendra.aaru <devendra.aaru@xxxxxxxxx> wrote:
> actually i see it in drivers/staging/csr/
>
> this is in netdev.c
>
> here they do the below way
>
> csr_xxx_ioctl(....)
> {
> int ret;
>
> ret = -EOPNOTSUPP;
>
> return ret;
> }
>
> if the ioctl just needs to say that i am not going to support ioctl,
> then why we give the function address in the netdev_ops?
You're right, you should not have to. This is a staging driver though
so the quality is not as good as a sane driver should look like, hence
staging. Send a patch :)
> as i understood from your reply that the dev_ioctl returns -EOPNOTSUPP
> when theres' no ioctl pointer registered in netdev_ops
>
> am i right?
Yup.
Luis
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