From: Andrew Lunn <andrew@lunn.ch>
To: Camelia Alexandra Groza <camelia.groza@nxp.com>
Cc: "f.fainelli@gmail.com" <f.fainelli@gmail.com>,
"hkallweit1@gmail.com" <hkallweit1@gmail.com>,
"davem@davemloft.net" <davem@davemloft.net>,
"oss@buserror.net" <oss@buserror.net>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net] net: phy: guard against accessing a NULL features bitmap
Date: Fri, 11 Jan 2019 15:19:32 +0100 [thread overview]
Message-ID: <20190111141932.GC20924@lunn.ch> (raw)
In-Reply-To: <VI1PR04MB47994BB92D3E766C6B4E37C9F2850@VI1PR04MB4799.eurprd04.prod.outlook.com>
> > Hi Camelia
> >
> > A NULL features is a driver bug. So i would prefer to solve this
> > differently.
> >
> > Please make phy_driver_register() do a WARN_ON(!new_driver->features)
> > and return -EINVAL.
>
> I wasn't aware that features are mandatory. I'll make the change.
It was not origionally, but really it should be now.
> Yes, there are five drivers that don't have features configured: BCM8706, BCM8727, CS4340, TN2020 and KSZ8873MLL.
> I'm planning to send patches on net-next for the Cortina and
> Teranetics ones at least, but fixing the generic crash was my
> priority.
O.K, will take the others.
Thanks
Andrew
prev parent reply other threads:[~2019-01-11 14:22 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-11 11:56 Camelia Groza
2019-01-11 13:37 ` Andrew Lunn
2019-01-11 14:09 ` Camelia Alexandra Groza
2019-01-11 14:19 ` Andrew Lunn [this message]
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