linux-kernel - Re: [PATCH v3 1/1] firmware: tee_bnxt: Use UUID API for exporting the UUID

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Message-ID: <e9c81a3d-d03a-5b13-ee14-9ba6103093f7@gmail.com>
Date:   Wed, 13 Apr 2022 08:38:41 -0700
From:   Florian Fainelli <f.fainelli@...il.com>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Allen Pais <apais@...ux.microsoft.com>,
        linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Rafał Miłecki <zajec5@...il.com>,
        Christoph Hellwig <hch@....de>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH v3 1/1] firmware: tee_bnxt: Use UUID API for exporting the
 UUID



On 4/12/2022 4:32 AM, Andy Shevchenko wrote:
> There is export_uuid() function which exports uuid_t to the u8 array.
> Use it instead of open coding variant.
> 
> This allows to hide the uuid_t internals.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> ---
> v3: rebased on the latest vanilla, added Andrew since it has no move for 1y+

I don't think this is going to be picked up unless we designate a entry 
in the MAINTAINERS file, I don't mind taking this via the Broadcom ARM 
SoCs pull request if this does not move.

>   drivers/firmware/broadcom/tee_bnxt_fw.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/firmware/broadcom/tee_bnxt_fw.c b/drivers/firmware/broadcom/tee_bnxt_fw.c
> index a5bf4c3f6dc7..40e3183a3d11 100644
> --- a/drivers/firmware/broadcom/tee_bnxt_fw.c
> +++ b/drivers/firmware/broadcom/tee_bnxt_fw.c
> @@ -197,7 +197,7 @@ static int tee_bnxt_fw_probe(struct device *dev)
>   		return -ENODEV;
>   
>   	/* Open session with Bnxt load Trusted App */
> -	memcpy(sess_arg.uuid, bnxt_device->id.uuid.b, TEE_IOCTL_UUID_LEN);
> +	export_uuid(sess_arg.uuid, &bnxt_device->id.uuid);
>   	sess_arg.clnt_login = TEE_IOCTL_LOGIN_PUBLIC;
>   	sess_arg.num_params = 0;
>   

-- 
Florian