[PATCH] media: nxp: isi: Check whether pad is non-NULL before access

Marek Vasut marex at denx.de
Fri Dec 1 22:44:47 PST 2023


On 12/2/23 03:27, Fabio Estevam wrote:
> On Fri, Dec 1, 2023 at 12:06 PM Marek Vasut <marex at denx.de> wrote:
> 
>>          pad = media_pad_remote_pad_first(&xbar->pads[sink_pad]);
>> -       sd = media_entity_to_v4l2_subdev(pad->entity);
>> +       if (!pad) {
>> +               dev_dbg(xbar->isi->dev,
> 
> Maybe dev_err() here instead?

That dev_dbg() is aligned with the prints in the rest of the function 
and it's not like kernel should do dev_err() into kernel log every time 
userspace does something wrong.

> Anyway:
> 
> Reviewed-by: Fabio Estevam <festevam at gmail.com>

Thanks !



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