Re: vfat creates multiple files with the same filename

From: Marton Balint
Date: Tue Jun 30 2009 - 20:03:28 EST


On Tue, 30 Jun 2009, OGAWA Hirofumi wrote:
> Marton Balint <cus@xxxxxxxxxx> writes:
>
> > I don't know if removing the invalid characters silently instead of
> > returning EINVAL is a good practice, but allowing two files with identical
> > filenames is definitely wrong.
>
> The utf8 function seems didn't return the error for invalid char.
>
> > Could someone please have a look at the problem? Unfortunately I am not
> > qualified enough to track it down...
> >
> > I've run the testcase on both 2.6.30 and 2.6.31-rc1 kernels, but this bug
> > is probably not very new, since I remember having it also in 2.6.27.
>
> This is quick hack though, this should return -EINVAL for invalid char
> like nls. Can you try this?

It works for me, filenames with invalid utf-8 characters are now rejected,
so I no longer can create multiple files with the same name. Thanks for
the fix.

Regards,
Marton
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