netdev - Re: [PATCH net] net: Fix features skip in for_each_netdev

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Date:   Thu, 5 May 2022 18:30:46 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Tariq Toukan <tariqt@...dia.com>
Cc:     "David S. Miller" <davem@...emloft.net>, <netdev@...r.kernel.org>,
        Gal Pressman <gal@...dia.com>
Subject: Re: [PATCH net] net: Fix features skip in for_each_netdev_feature()

On Wed, 4 May 2022 11:09:14 +0300 Tariq Toukan wrote:
> The find_next_netdev_feature() macro gets the "remaining length",
> not bit index.
> Passing "bit - 1" for the following iteration is wrong as it skips
> the adjacent bit. Pass "bit" instead.
> 
> Fixes: 3b89ea9c5902 ("net: Fix for_each_netdev_feature on Big endian")
> Signed-off-by: Tariq Toukan <tariqt@...dia.com>
> Reviewed-by: Gal Pressman <gal@...dia.com>
> ---
>  include/linux/netdev_features.h | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> Hi,
> Please queue to -stable >= v5.0.

You can add the normal Cc: stable tags in networking these days, 
the rules were updated.

But I'll forgo doing that here since your >= 5.0 is incorrect, looks 
like the bad commit got backported to earlier stable branches.
Greg will probably do the right thing based on the Fixes tag, anyway.