[U-Boot] [PATCH 2/5] CVE-2019-13105: ext4: fix double-free in ext4_cache_read

[Tom Rini]

On Mon, Jul 08, 2019 at 04:37:04PM -0700, Paul Emge wrote:

> ext_cache_read doesn't null cache->buf, after freeing, which results
> in a later function double-freeing it. This patch fixes
> ext_cache_read to call ext_cache_fini instead of free.
> 
> Signed-off-by: Paul Emge <paulemge at forallsecure.com>

Applied to u-boot/master, thanks!

-- 
Tom
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