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Message-ID: <20231011102749.6fb29adb@kmaincent-XPS-13-7390>
Date: Wed, 11 Oct 2023 10:27:49 +0200
From: Köry Maincent <kory.maincent@...tlin.com>
To: Simon Horman <horms@...nel.org>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-doc@...r.kernel.org, Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
 "David S. Miller" <davem@...emloft.net>, Eric Dumazet
 <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni
 <pabeni@...hat.com>, Jonathan Corbet <corbet@....net>, Jay Vosburgh
 <j.vosburgh@...il.com>, Andy Gospodarek <andy@...yhouse.net>, Nicolas Ferre
 <nicolas.ferre@...rochip.com>, Claudiu Beznea <claudiu.beznea@...on.dev>,
 Horatiu Vultur <horatiu.vultur@...rochip.com>,
 UNGLinuxDriver@...rochip.com, Florian Fainelli
 <florian.fainelli@...adcom.com>, Broadcom internal kernel review list
 <bcm-kernel-feedback-list@...adcom.com>, Andrew Lunn <andrew@...n.ch>,
 Heiner Kallweit <hkallweit1@...il.com>, Russell King
 <linux@...linux.org.uk>, Richard Cochran <richardcochran@...il.com>, Radu
 Pirea <radu-nicolae.pirea@....nxp.com>, Willem de Bruijn
 <willemdebruijn.kernel@...il.com>, Vladimir Oltean
 <vladimir.oltean@....com>, Michael Walle <michael@...le.cc>, Jacob Keller
 <jacob.e.keller@...el.com>, Maxime Chevallier
 <maxime.chevallier@...tlin.com>
Subject: Re: [PATCH net-next v5 01/16] net: Convert PHYs hwtstamp callback
 to use kernel_hwtstamp_config

On Tue, 10 Oct 2023 17:37:47 +0200
Simon Horman <horms@...nel.org> wrote:

> ...
> 
> > diff --git a/drivers/net/phy/nxp-c45-tja11xx.c
> > b/drivers/net/phy/nxp-c45-tja11xx.c index 7ab080ff02df..416484ea6eb3 100644
> > --- a/drivers/net/phy/nxp-c45-tja11xx.c
> > +++ b/drivers/net/phy/nxp-c45-tja11xx.c
> > @@ -1022,24 +1022,21 @@ static bool nxp_c45_rxtstamp(struct mii_timestamper
> > *mii_ts, }
> >  
> >  static int nxp_c45_hwtstamp(struct mii_timestamper *mii_ts,
> > -			    struct ifreq *ifreq)
> > +			    struct kernel_hwtstamp_config *config,
> > +			    struct netlink_ext_ack *extack)
> >  {
> >  	struct nxp_c45_phy *priv = container_of(mii_ts, struct nxp_c45_phy,
> >  						mii_ts);
> >  	struct phy_device *phydev = priv->phydev;
> >  	const struct nxp_c45_phy_data *data;
> > -	struct hwtstamp_config cfg;
> >  
> > -	if (copy_from_user(&cfg, ifreq->ifr_data, sizeof(cfg)))
> > -		return -EFAULT;
> > -
> > -	if (cfg.tx_type < 0 || cfg.tx_type > HWTSTAMP_TX_ON)
> > +	if (cfg->tx_type < 0 || cfg->tx_type > HWTSTAMP_TX_ON)  
> 
> Hi Köry,
> 
> cfg is removed from this function by this patch, but is used here.

Thanks for your review.
Indeed there is a mistake here. It will be fixed it next version.

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