[U-Boot] [PATCH v2 4/4] fs-test: Add test for a filename using '..' to go back to the root

[Tom Rini]

On Mon, Sep 25, 2017 at 10:06:34PM +0300, Tuomas Tynkkynen wrote:

> The previous commit fixed a problem in FAT code where going back to the
> root directory using '..' wouldn't work correctly on FAT12 or FAT16.
> Add a test to exercise this case (which was once fixed in commit
> 18a10d46f26 "fat: handle paths that include ../" but reintroduced due to
> the directory iterator refactoring).
> 
> This test only very barely catches the problem - without the fix the
> size command still gives valid output but the additional spurious
> "Invalid FAT entry" error message makes it not get caught in the
> 'egrep -A3 ' output. I tried to make a proper test that grows the root
> directory to two clusters lots of with dummy files but that causes the
> write tests to crash the sandbox totally...
> 
> Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen at iki.fi>

Reviewed-by: Tom Rini <trini at konsulko.com>

-- 
Tom
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