linux-kernel - Re: [PATCH net-next 1/4] net: bridge: Add support for bridge port in locked mode

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]

Date:   Mon, 7 Feb 2022 09:30:48 -0800
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     Hans Schultz <schultz.hans@...il.com>
Cc:     davem@...emloft.net, kuba@...nel.org, netdev@...r.kernel.org,
        Hans Schultz <schultz.hans+netdev@...il.com>,
        Roopa Prabhu <roopa@...dia.com>,
        Nikolay Aleksandrov <nikolay@...dia.com>,
        linux-kernel@...r.kernel.org, bridge@...ts.linux-foundation.org
Subject: Re: [PATCH net-next 1/4] net: bridge: Add support for bridge port
 in locked mode

On Mon,  7 Feb 2022 11:07:39 +0100
Hans Schultz <schultz.hans@...il.com> wrote:

> --- a/include/uapi/linux/if_link.h
> +++ b/include/uapi/linux/if_link.h
> @@ -532,6 +532,7 @@ enum {
>  	IFLA_BRPORT_GROUP_FWD_MASK,
>  	IFLA_BRPORT_NEIGH_SUPPRESS,
>  	IFLA_BRPORT_ISOLATED,
> +	IFLA_BRPORT_LOCKED,
>  	IFLA_BRPORT_BACKUP_PORT,
>  	IFLA_BRPORT_MRP_RING_OPEN,

Adding new element in middle of enum causes them to be renumbered.
That breaks the kernel ABI. Please add only at end.