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From: "Daniel P. Berrangé" <berrange@redhat.com>
To: "Philippe Mathieu-Daudé" <philmd@redhat.com>
Cc: "Marc-André Lureau" <marcandre.lureau@redhat.com>,
	"Lukas Straub" <lukasstraub2@web.de>,
	qemu-devel@nongnu.org, qemu-block@nongnu.org,
	"Leonardo Bras" <leobras.c@gmail.com>
Subject: Re: [PATCH v2 2/7] block/nbd: Use qcrypto_tls_creds_check_endpoint()
Date: Tue, 15 Jun 2021 17:51:11 +0100	[thread overview]
Message-ID: <YMjafxJWN5XOtC62@redhat.com> (raw)
In-Reply-To: <20210615164751.2192807-3-philmd@redhat.com>

On Tue, Jun 15, 2021 at 06:47:46PM +0200, Philippe Mathieu-Daudé wrote:
> Avoid accessing QCryptoTLSCreds internals by using
> the qcrypto_tls_creds_check_endpoint() helper.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
> ---
>  block/nbd.c    | 3 ++-
>  blockdev-nbd.c | 3 ++-
>  2 files changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/block/nbd.c b/block/nbd.c
> index 616f9ae6c4d..c3523ebf785 100644
> --- a/block/nbd.c
> +++ b/block/nbd.c
> @@ -2159,7 +2159,8 @@ static QCryptoTLSCreds *nbd_get_tls_creds(const char *id, Error **errp)
>          return NULL;
>      }
>  
> -    if (creds->endpoint != QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT) {
> +    if (!qcrypto_tls_creds_check_endpoint(creds,
> +                                          QCRYPTO_TLS_CREDS_ENDPOINT_CLIENT)) {
>          error_setg(errp,
>                     "Expecting TLS credentials with a client endpoint");

I'd suggest we pass 'errp' into the qcrypto_tls_creds_check_endpoint
method, so we don't duplicate the error message in all callers.

>          return NULL;
> diff --git a/blockdev-nbd.c b/blockdev-nbd.c
> index b264620b98d..b6023052ac7 100644
> --- a/blockdev-nbd.c
> +++ b/blockdev-nbd.c
> @@ -108,7 +108,8 @@ static QCryptoTLSCreds *nbd_get_tls_creds(const char *id, Error **errp)
>          return NULL;
>      }
>  
> -    if (creds->endpoint != QCRYPTO_TLS_CREDS_ENDPOINT_SERVER) {
> +    if (!qcrypto_tls_creds_check_endpoint(creds,
> +                                          QCRYPTO_TLS_CREDS_ENDPOINT_SERVER)) {
>          error_setg(errp,
>                     "Expecting TLS credentials with a server endpoint");
>          return NULL;
> -- 
> 2.31.1
> 

Regards,
Daniel
-- 
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  reply	other threads:[~2021-06-15 16:56 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-15 16:47 [PATCH v2 0/7] crypto: Make QCryptoTLSCreds* structures private Philippe Mathieu-Daudé
2021-06-15 16:47 ` [PATCH v2 1/7] crypto/tlscreds: Introduce qcrypto_tls_creds_check_endpoint() helper Philippe Mathieu-Daudé
2021-06-15 16:47 ` [PATCH v2 2/7] block/nbd: Use qcrypto_tls_creds_check_endpoint() Philippe Mathieu-Daudé
2021-06-15 16:51   ` Daniel P. Berrangé [this message]
2021-06-15 16:47 ` [PATCH v2 3/7] chardev/socket: " Philippe Mathieu-Daudé
2021-06-15 16:47 ` [PATCH v2 4/7] migration/tls: " Philippe Mathieu-Daudé
2021-06-15 16:47 ` [PATCH v2 5/7] crypto/tlssession: Introduce qcrypto_tls_creds_check_endpoint() helper Philippe Mathieu-Daudé
2021-06-15 16:47 ` [PATCH v2 6/7] ui/vnc: Use qcrypto_tls_session_check_role() Philippe Mathieu-Daudé
2021-06-15 16:47 ` [PATCH v2 7/7] crypto: Make QCryptoTLSCreds* structures private Philippe Mathieu-Daudé
2021-06-15 16:52   ` Daniel P. Berrangé
2021-06-15 17:16     ` Philippe Mathieu-Daudé
2021-06-15 17:21       ` Daniel P. Berrangé

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