On Mon, May 20, 2019 at 02:40:14PM +0200, Pavel Machek wrote:
>
> In lecd_attach, if arg is < 0, it was treated as 0. Spectre v1 fix
> changed that. Bug does not exist in mainline AFAICT.
>
> Signed-off-by: Pavel Machek <pa...@denx.de>
> # for 4.19.y
>
> diff --git a/net/atm/lec.c b/net/atm/lec.c
> index ad4f829193f0..ed279cd912f4 100644
> --- a/net/atm/lec.c
> +++ b/net/atm/lec.c
> @@ -731,7 +731,7 @@ static int lecd_attach(struct atm_vcc *vcc, int arg)
> i = arg;
> if (arg >= MAX_LEC_ITF)
> return -EINVAL;
> - i = array_index_nospec(arg, MAX_LEC_ITF);
> + i = array_index_nospec(i, MAX_LEC_ITF);
> if (!dev_lec[i]) {
> int size;
>
Why is this only for 4.19.y? What is different in Linus's tree that
makes this not needed there?
thanks,
greg k-h
