From: Greg KH <gregkh@linuxfoundation.org>
To: Tang Bin <tangbin@cmss.chinamobile.com>
Cc: krzysztof.kozlowski@canonical.com, vz@mleia.com,
herbert@gondor.apana.org.au, davem@davemloft.net,
linux-crypto@vger.kernel.org, linux-samsung-soc@vger.kernel.org,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH v2] crypto: s5p-sss - Add error handling in s5p_aes_probe()
Date: Wed, 20 Oct 2021 14:12:52 +0200 [thread overview]
Message-ID: <YXAHxNWkttb0V6BV@kroah.com> (raw)
In-Reply-To: <20211020110624.47696-1-tangbin@cmss.chinamobile.com>
On Wed, Oct 20, 2021 at 07:06:24PM +0800, Tang Bin wrote:
> The function s5p_aes_probe() does not perform sufficient error
> checking after executing platform_get_resource(), thus fix it.
>
> Fixes: c2afad6c6105 ("crypto: s5p-sss - Add HASH support for Exynos")
> Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
> ---
> Changes from v1
> - add fixed title
> ---
> drivers/crypto/s5p-sss.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c
> index 55aa3a711..7717e9e59 100644
> --- a/drivers/crypto/s5p-sss.c
> +++ b/drivers/crypto/s5p-sss.c
> @@ -2171,6 +2171,8 @@ static int s5p_aes_probe(struct platform_device *pdev)
>
> variant = find_s5p_sss_version(pdev);
> res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> + if (!res)
> + return -EINVAL;
>
> /*
> * Note: HASH and PRNG uses the same registers in secss, avoid
> --
> 2.20.1.windows.1
>
>
>
<formletter>
This is not the correct way to submit patches for inclusion in the
stable kernel tree. Please read:
https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html
for how to do this properly.
</formletter>
prev parent reply other threads:[~2021-10-20 12:12 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-20 11:06 [PATCH v2] crypto: s5p-sss - Add error handling in s5p_aes_probe() Tang Bin
2021-10-20 11:38 ` Krzysztof Kozlowski
2021-10-21 1:20 ` [PATCH v2] crypto: s5p-sss - Add error handling ins5p_aes_probe() tangbin
2021-10-20 12:12 ` Greg KH [this message]
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