linux-kernel - Re: [PATCH] ptp: add stub function for ptp_get

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Date:   Sun, 27 Sep 2020 09:14:29 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Yangbo Lu <yangbo.lu@....com>, netdev@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, linux-next@...r.kernel.org,
        "David S . Miller" <davem@...emloft.net>,
        Richard Cochran <richardcochran@...il.com>,
        Kurt Kanzenbach <kurt@...utronix.de>,
        Florian Fainelli <f.fainelli@...il.com>
Subject: Re: [PATCH] ptp: add stub function for ptp_get_msgtype()

On 9/27/20 1:01 AM, Yangbo Lu wrote:
> Added the missing stub function for ptp_get_msgtype().
> 
> Reported-by: Randy Dunlap <rdunlap@...radead.org>
> Fixes: 036c508ba95e ("ptp: Add generic ptp message type function")
> Signed-off-by: Yangbo Lu <yangbo.lu@....com>

Yes, that works. Thanks.

Acked-by: Randy Dunlap <rdunlap@...radead.org> # build-tested


> ---
>  include/linux/ptp_classify.h | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/include/linux/ptp_classify.h b/include/linux/ptp_classify.h
> index 8437307..c6487b7 100644
> --- a/include/linux/ptp_classify.h
> +++ b/include/linux/ptp_classify.h
> @@ -134,5 +134,13 @@ static inline struct ptp_header *ptp_parse_header(struct sk_buff *skb,
>  {
>  	return NULL;
>  }
> +static inline u8 ptp_get_msgtype(const struct ptp_header *hdr,
> +				 unsigned int type)
> +{
> +	/* The return is meaningless. The stub function would not be
> +	 * executed since no available header from ptp_parse_header.
> +	 */
> +	return 0;
> +}
>  #endif
>  #endif /* _PTP_CLASSIFY_H_ */
> 


-- 
~Randy