Re: [PATCH 1/5] blk-throttle: Move three assignments for the variable "ret" in tg_set_max()

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>> @@ -1327,27 +1327,30 @@ static ssize_t tg_set_max(struct kernfs_open_file *of,
>>  			break;
>>  		ctx.body += len;
>>  
>> -		ret = -EINVAL;
>>  		p = tok;
>>  		strsep(&p, "=");
>> -		if (!p || (sscanf(p, "%llu", &val) != 1 && strcmp(p, "max")))
>> +		if (!p || (sscanf(p, "%llu", &val) != 1 && strcmp(p, "max"))) {
>> +			ret = -EINVAL;
>>  			goto out_finish;
>> +		}
> 
> Sorry, I don't like this patch. We know the next error if we encounter one
> will be EINVAL until we change it.

Thanks for your constructive feedback.


> Your patch doesn't introduce a functual change and doesn't improve readability,
> so I don't really see a point for it.

We have got different preferences for the placement of error code settings.
Do you care about run time changes there?

Regards,
Markus
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