[U-Boot] [PATCH 2/3] fs/fat: Fix pathnames using '..' that lead to the root directory

[Tom Rini]

On Mon, Sep 25, 2017 at 12:07:35AM +0300, Tuomas Tynkkynen wrote:

> If we end up back in the root directory via a '..' directory entry, set
> itr->is_root accordingly. Failing to do that gives spews like
> "Invalid FAT entry" and being unable to access directory entries located
> past the first cluster of the root directory on FAT12/FAT16.
> 
> Fixes: 8eafae209c35 ("fat/fs: convert to directory iterators")
> Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen at iki.fi>

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

-- 
Tom
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