Re: [PATCH] lan78xx: Correctly indicate invalid OTP

From: Phil Elwell
Date: Wed Apr 11 2018 - 09:03:43 EST


Hi Andrew.

On 11/04/2018 13:57, Andrew Lunn wrote:
> On Wed, Apr 11, 2018 at 10:59:17AM +0100, Phil Elwell wrote:
>> lan78xx_read_otp tries to return -EINVAL in the event of invalid OTP
>> content, but the value gets overwritten before it is returned and the
>> read goes ahead anyway. Make the read conditional as it should be
>> and preserve the error code.
>
> Hi Phil
>
> Do you know that the Fixes: tag should be for this? When did it break?

It's been broken since day 1, so:

Fixes: 55d7de9de6c3 ("Microchip's LAN7800 family USB 2/3 to 10/100/1000 Ethernet device driver")