netdev - Re: [PATCH net 6/8] net/mlx5e: Properly match IPsec subnet addresses

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Message-ID: <20250113192321.GC3146852@unreal>
Date: Mon, 13 Jan 2025 21:23:21 +0200
From: Leon Romanovsky <leon@...nel.org>
To: Jacob Keller <jacob.e.keller@...el.com>
Cc: Tariq Toukan <tariqt@...dia.com>,
	"David S. Miller" <davem@...emloft.net>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Eric Dumazet <edumazet@...gle.com>,
	Andrew Lunn <andrew+netdev@...n.ch>, netdev@...r.kernel.org,
	Saeed Mahameed <saeedm@...dia.com>, Gal Pressman <gal@...dia.com>,
	Mark Bloch <mbloch@...dia.com>, Moshe Shemesh <moshe@...dia.com>
Subject: Re: [PATCH net 6/8] net/mlx5e: Properly match IPsec subnet addresses

On Mon, Jan 13, 2025 at 11:07:03AM -0800, Jacob Keller wrote:
> 
> 
> On 1/13/2025 7:40 AM, Tariq Toukan wrote:
> > +static void addr4_to_mask(__be32 *addr, __be32 *mask)
> > +{
> > +	int i;
> > +
> > +	*mask = 0;
> > +	for (i = 0; i < 4; i++)
> > +		*mask |= ((*addr >> 8 * i) & 0xFF) ? (0xFF << 8 * i) : 0;
> > +}
> > +
> 
> I'm surprised this isn't already a common helper function.

I failed to find.

Thanks