Re: [PATCH] staging: axis-fifo: fix integer underflow in tx_fifo_depth

[Vladan Kalaba]

On Wed, Sep 23, 2026 at 9:43 AM Dan Carpenter <error27@xxxxxxxxx> wrote:
>
> On Tue, Sep 22, 2026 at 11:58:48PM +0200, Vladan Kalaba wrote:
> > Fix integer underflow if tx_fifo_depth < 4 in axis-fifo.c due
> > to check in axis_fifo_write() subtracting 4.
> >
> > Fixes: 52ff2b840bc7 ("staging: axis-fifo: fix maximum TX packet length check")
> > Cc: stable@xxxxxxxxxxxxxxx
> > Signed-off-by: Vladan Kalaba <vladan.kalaba@xxxxxxxxx>
> > ---
>
> This has been sent a number of times before.  The information comes
> from device tree and we trust the device tree.
>
> regards,
> dan carpenter
>
Hi Dan,
Thanks for letting me know, I will keep that in mind in future.

Sincerely,
Vladan