netdev - Re: [PATCH net-next 3/3] net: dpaa_eth: extract hash using __be32 pointer in rx_default

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Message-ID: <20241030-lemon-flamingo-from-uranus-35f6db@leitao>
Date: Wed, 30 Oct 2024 03:35:04 -0700
From: Breno Leitao <leitao@...ian.org>
To: Vladimir Oltean <vladimir.oltean@....com>
Cc: netdev@...r.kernel.org, "David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Madalin Bucur <madalin.bucur@....com>,
	Ioana Ciornei <ioana.ciornei@....com>,
	Radu Bulie <radu-andrei.bulie@....com>,
	Christophe Leroy <christophe.leroy@...roup.eu>,
	Sean Anderson <sean.anderson@...ux.dev>,
	linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH net-next 3/3] net: dpaa_eth: extract hash using __be32
 pointer in rx_default_dqrr()

On Tue, Oct 29, 2024 at 06:43:17PM +0200, Vladimir Oltean wrote:
> Sparse provides the following output:
> 
> warning: cast to restricted __be32
> 
> This is a harmless warning due to the fact that we dereference the hash
> stored in the FD using an incorrect type annotation. Suppress the
> warning by using the correct __be32 type instead of u32. No functional
> change.
> 
> Signed-off-by: Vladimir Oltean <vladimir.oltean@....com>

Reviewed-by: Breno Leitao <leitao@...ian.org>