Re: [PATCH v2] eth: fbnic: Avoid garbage value in fbnic_mac_get_sensor_asic()

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On Mon, 30 Dec 2024 09:00:20 +0100 Michal Swiatkowski wrote:
> > @@ -688,23 +688,7 @@ fbnic_mac_get_eth_mac_stats(struct fbnic_dev *fbd, bool reset,
> >  
> >  static int fbnic_mac_get_sensor_asic(struct fbnic_dev *fbd, int id, long *val)
> >  {
> > -	struct fbnic_fw_completion fw_cmpl;  
> Probably it should be:
> *fw_cmpl = fbd->cmpl_data
> but it is also never initialized.

The other way around, the completion declared on the stack should be
the thing that gets assigned to the pointer in fbd :S

> > -	s32 *sensor;
> > -
> > -	switch (id) {
> > -	case FBNIC_SENSOR_TEMP:
> > -		sensor = &fw_cmpl.tsene.millidegrees;
> > -		break;
> > -	case FBNIC_SENSOR_VOLTAGE:
> > -		sensor = &fw_cmpl.tsene.millivolts;
> > -		break;
> > -	default:
> > -		return -EINVAL;
> > -	}
> > -
> > -	*val = *sensor;
> > -
> > -	return 0;
> > +	return -EOPNOTSUPP;  
> 
> It is more like removing broken functionality than fixing (maybe whole
> commit should be reverted). Anyway returning not support is also fine.

I defer to other maintainers. The gaps are trivial to fill in, we'll 
do so as soon as this patch makes it to net-next (this patch needs to
target net).




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