Re: [PATCH] cdrom: Make device operations read-only

From: Jens Axboe
Date: Tue Feb 14 2017 - 10:31:07 EST

On 02/13/2017 05:25 PM, Kees Cook wrote:
> Since function tables are a common target for attackers, it's best to keep
> them in read-only memory. As such, this makes the CDROM device ops tables
> const. This drops additionally n_minors, since it isn't used meaningfully,
> and sets the only user of cdrom_dummy_generic_packet explicitly so the
> variables can all be const.

Agree, it's a good change. Applied for 4.11.

Jens Axboe