Re: [PATCH v2 1/7] crypto: fix a memory leak in sm2

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Tianjia Zhang <tianjia.zhang@xxxxxxxxxxxxxxxxx> 于2021年5月28日周五 下午2:27写道:
>
> Hi Herbert, Hongbo,
>
> On 5/27/21 9:53 PM, Hongbo Li wrote:
> > From: Hongbo Li <herberthbli@xxxxxxxxxxx>
> >
> > SM2 module alloc ec->Q in sm2_set_pub_key(), when doing alg test in
> > test_akcipher_one(), it will set public key for every test vector,
> > and don't free ec->Q. This will cause a memory leak.
> >
> > This patch alloc ec->Q in sm2_ec_ctx_init().
> >
> > Fixes: ea7ecb66440b ("crypto: sm2 - introduce OSCCA SM2 asymmetric cipher algorithm")
> > Signed-off-by: Hongbo Li <herberthbli@xxxxxxxxxxx>
> > Reviewed-by: Tianjia Zhang <tianjia.zhang@xxxxxxxxxxxxxxxxx>
> > ---
> >   crypto/sm2.c | 24 ++++++++++--------------
> >   1 file changed, 10 insertions(+), 14 deletions(-)
> >
>
> Patch 1/7 is an independent bugfix patch. If possible, consider applying
> it first.
>
> The commit message header should start with: crypto: sm2 -
>
> Also added:
>
> Cc: stable@xxxxxxxxxxxxxxx # v5.10+
>
> Best regards,
> Tianjia

OK, will send this patch later.

Regards,
Hongbo




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