Re: [PATCH 01/22] USB: typec: tcpm: no need to check return value of debugfs_create_dir()

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On Wed, May 30, 2018 at 01:30:20PM +0300, Heikki Krogerus wrote:
> +Guenter
> 
> On Tue, May 29, 2018 at 05:30:46PM +0200, Greg Kroah-Hartman wrote:
> > When calling debugfs functions, there is no need to ever check the
> > return value.  The function can work or not, but the code logic should
> > never do something different based on this.
> > 
> > Clean up the tcpm.c code to not care about this, turns out no one was
> > even checking the return value of this function, so it didn't matter.
> > 
> > Note, I do not think this code can be removed in a running system, as
> > the debugfs root directory will stick around, that should be fixed
> > someday...

As Guenter pointed out to a different patch in this series, the code is
correct as-is, I read it wrong.  I'll delete this sentance from the
changelog when I apply it.

thanks,

greg k-h
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