Re: sysfs file creation result nightmare
From: Benjamin Herrenschmidt
Date: Fri Dec 15 2006 - 15:16:58 EST
> Beware that sysfs_remove_bin_file() will complain loudly if you later
> attempt to delete that file that was never created.
That's another problem... what is a driver that creates 15 files
supposed to do ? Have 15 booleans to remember which files where
successfully created and then test all of them on cleanup ? That sounds
like even more bloat to me...
What about making sysfs_remove_bin_file() not complain ? It's common
practice to have disposal things not complain ... like kfree(NULL), or
the changes done recently so that misc_deregister() can be called even
if misc_register() failed etc...
Ben.
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