Re: sysfs output without newlines

From: Denis Efremov
Date: Sat Aug 29 2020 - 16:24:06 EST


Hi,

On 8/29/20 9:23 PM, Joe Perches wrote:
> While doing an investigation for a possible treewide conversion of
> sysfs output using sprintf/snprintf/scnprintf, I discovered
> several instances of sysfs output without terminating newlines.
>
> It seems likely all of these should have newline terminations
> or have the \n\r termination changed to a single newline.

I think that it could break badly written scripts in rare cases.

>
> Anyone have any objection to patches adding newlines to these
> in their original forms using sprintf/snprintf/scnprintf?

I'm not sure about existing cases, but I think it's a good
checkpatch.pl warning for new patches. It should be
possible to check sysfs_emit() calls.

Thanks,
Denis