Re: [PATCH] zfcp: add some internal zfcp adapter statistics

> > +	if (!(adapter->adapter_features & FSF_FEATURE_MEASUREMENT_DATA)) {
> > +		ZFCP_LOG_NORMAL("error: Enhanced measurement feature not "
> > +				"supported");
> > +		return -EOPNOTSUPP;
> > +	}

Btw. any user can flood the console with these messages if the adapter
doesn't support the feature. That can be considered a denial of service
attack. Please just return -EOPNOTSUPP and don't print anything on the
console.
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