linux-kernel - Re: [PATCH V2] net: ethernet: davinci_emac: Use MAC Address from Device Tree

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <97e1f76a-3505-4783-838a-10b9cacee8bd@intel.com>
Date:   Mon, 23 Oct 2023 17:14:17 -0700
From:   Jacob Keller <jacob.e.keller@...el.com>
To:     Adam Ford <aford173@...il.com>, <netdev@...r.kernel.org>
CC:     <aford@...conembedded.com>, Andrew Lunn <andrew@...n.ch>,
        "Grygorii Strashko" <grygorii.strashko@...com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        "Paolo Abeni" <pabeni@...hat.com>, <linux-omap@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH V2] net: ethernet: davinci_emac: Use MAC Address from
 Device Tree



On 10/22/2023 8:19 AM, Adam Ford wrote:
> Currently there is a device tree entry called "local-mac-address"
> which can be filled by the bootloader or manually set.This is
> useful when the user does not want to use the MAC address
> programmed into the SoC.
> 
> Currently, the davinci_emac reads the MAC from the DT, copies
> it from pdata->mac_addr to priv->mac_addr, then blindly overwrites
> it by reading from registers in the SoC, and falls back to a
> random MAC if it's still not valid.  This completely ignores any
> MAC address in the device tree.
> 
> In order to use the local-mac-address, check to see if the contents
> of priv->mac_addr are valid before falling back to reading from the
> SoC when the MAC address is not valid.
> 
> Signed-off-by: Adam Ford <aford173@...il.com>
> Reviewed-by: Andrew Lunn <andrew@...n.ch>
> ---
> V2:  Rebase, add R-B tag, and post stand-alone for netdev branch, since
>      the device tree patch has already been accepted via the omap tree.

Looks like you didn't add the tag for which tree. Given the context, I
would assume net-next.

Reviewed-by: Jacob Keller <jacob.e.keller@...el.com>