On Sun, Nov 08, 2015 at 05:02:52PM -0500, Peter Hurley wrote:
> +void tty_ldisc_closing(struct tty_struct *tty)
> +{
> + struct tty_ldisc *ld = tty_ldisc_ref(tty);
> +
> + if (ld->ops->closing)
> + ld->ops->closing(tty);
> + if (ld)
> + tty_ldisc_deref(ld);
> +}
That looks strange. Do you need to check ld _before_ dereferencing?
Johannes
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