sysfs output without newlines

Denis Efremov efremov at linux.com
Sat Aug 29 16:23:39 EDT 2020


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



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