[PATCHv3] cmd/gpt: Address error cases during gpt rename more correctly

[Tom Rini]

On Tue, Jan 21, 2020 at 11:53:38AM -0500, Tom Rini wrote:

> New analysis by the tool has shown that we have some cases where we
> weren't handling the error exit condition correctly.  When we ran into
> the ENOMEM case we wouldn't exit the function and thus incorrect things
> could happen.  Rework the unwinding such that we don't need a helper
> function now and free what we may have allocated.
> 
> Fixes: 18030d04d25d ("GPT: fix memory leaks identified by Coverity")
> Reported-by: Coverity (CID: 275475, 275476)
> Cc: Alison Chaiken <alison at she-devel.com>
> Cc: Simon Goldschmidt <simon.k.r.goldschmidt at gmail.com>
> Cc: Jordy <jordy at simplyhacker.com>
> Signed-off-by: Tom Rini <trini at konsulko.com>
> Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt at gmail.com>

Applied to u-boot/master, thanks!

-- 
Tom
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