netdev - Re: [PATCH] net: iucv: Use FIELD_SIZEOF directly instead of reimplementing its function

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Message-ID: <5BA22571.1080101@huawei.com>
Date:   Wed, 19 Sep 2018 18:31:13 +0800
From:   zhong jiang <zhongjiang@...wei.com>
To:     <davem@...emloft.net>
CC:     <ubraun@...ux.ibm.com>, <jwi@...ux.ibm.com>,
        <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] net: iucv: Use FIELD_SIZEOF directly instead of reimplementing
 its function

On 2018/9/19 17:52, zhong jiang wrote:
> FIELD_SIZEOF is defined as a macro to calculate the specified vaule. Therefore,
> We prefer to use the macro rather than calculating its vaule.
s/vaule/value  .   will resend .

Thanks,
zhong jiang
> Signed-off-by: zhong jiang <zhongjiang@...wei.com>
> ---
>  net/iucv/af_iucv.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
> index e2f16a0..5b68ee9 100644
> --- a/net/iucv/af_iucv.c
> +++ b/net/iucv/af_iucv.c
> @@ -48,7 +48,7 @@
>  static const u8 iprm_shutdown[8] =
>  	{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01};
>  
> -#define TRGCLS_SIZE	(sizeof(((struct iucv_message *)0)->class))
> +#define TRGCLS_SIZE	FIELD_SIZEOF(struct iucv_message, class)
>  
>  #define __iucv_sock_wait(sk, condition, timeo, ret)			\
>  do {									\