linux-kernel - Re: [RFC PATCH 32/57] drivers: s390-crypto: Use class_device_find_by

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <8d555ff8-816d-f4c4-485a-ca6015e044e9@linux.ibm.com>
Date:   Tue, 4 Jun 2019 08:45:58 +0200
From:   Harald Freudenberger <freude@...ux.ibm.com>
To:     Suzuki K Poulose <suzuki.poulose@....com>,
        linux-kernel@...r.kernel.org
Cc:     gregkh@...uxfoundation.org, rafael@...nel.org,
        Martin Schwidefsky <schwidefsky@...ibm.com>,
        Heiko Carstens <heiko.carstens@...ibm.com>
Subject: Re: [RFC PATCH 32/57] drivers: s390-crypto: Use
 class_device_find_by_name() helper

On 03.06.19 17:49, Suzuki K Poulose wrote:
> Use the new class_find_device_by_name() helper.
>
> Cc: Harald Freudenberger <freude@...ux.ibm.com>
> Cc: Martin Schwidefsky <schwidefsky@...ibm.com>
> Cc: Heiko Carstens <heiko.carstens@...ibm.com>
> Signed-off-by: Suzuki K Poulose <suzuki.poulose@....com>
> ---
>  drivers/s390/crypto/zcrypt_api.c | 12 ++----------
>  1 file changed, 2 insertions(+), 10 deletions(-)
>
> diff --git a/drivers/s390/crypto/zcrypt_api.c b/drivers/s390/crypto/zcrypt_api.c
> index 1058b4b..16cad8e 100644
> --- a/drivers/s390/crypto/zcrypt_api.c
> +++ b/drivers/s390/crypto/zcrypt_api.c
> @@ -133,12 +133,6 @@ struct zcdn_device {
>  static int zcdn_create(const char *name);
>  static int zcdn_destroy(const char *name);
>  
> -/* helper function, matches the name for find_zcdndev_by_name() */
> -static int __match_zcdn_name(struct device *dev, const void *data)
> -{
> -	return strcmp(dev_name(dev), (const char *)data) == 0;
> -}
> -
>  /* helper function, matches the devt value for find_zcdndev_by_devt() */
>  static int __match_zcdn_devt(struct device *dev, const void *data)
>  {
> @@ -152,10 +146,8 @@ static int __match_zcdn_devt(struct device *dev, const void *data)
>   */
>  static inline struct zcdn_device *find_zcdndev_by_name(const char *name)
>  {
> -	struct device *dev =
> -		class_find_device(zcrypt_class, NULL,
> -				  (void *) name,
> -				  __match_zcdn_name);
> +	struct device *dev = class_find_device_by_name(zcrypt_class,
> +							NULL, (void *) name);
>  
>  	return dev ? to_zcdn_dev(dev) : NULL;
>  }
fine with me, thanks
acked-by: Harald Freudenberger <freude@...ux.ibm.com>