netdev - Re: [net-next PATCH 1/3] net: dsa: tag_qca: return early if dev is not found

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Message-ID: <20230726120608.idjprlnv2i4uy4jg@skbuf>
Date: Wed, 26 Jul 2023 15:06:08 +0300
From: Vladimir Oltean <olteanv@...il.com>
To: Christian Marangi <ansuelsmth@...il.com>
Cc: Andrew Lunn <andrew@...n.ch>, Florian Fainelli <f.fainelli@...il.com>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Atin Bainada <hi@...nb.me>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [net-next PATCH 1/3] net: dsa: tag_qca: return early if dev is
 not found

On Mon, Jul 24, 2023 at 05:30:56AM +0200, Christian Marangi wrote:
> Currently checksum is recalculated and dsa tag stripped even if we later
> don't find the dev.
> 
> To improve code, exit early if we don't find the dev and skip additional
> operation on the skb since it will be freed anyway.
> 
> Signed-off-by: Christian Marangi <ansuelsmth@...il.com>
> ---

Reviewed-by: Vladimir Oltean <olteanv@...il.com>