linux-kernel - Re: [net-next v10 4/7] net: mtip: The L2 switch driver for imx287

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Message-ID: <20250505131611.0c779894@kernel.org>
Date: Mon, 5 May 2025 13:16:11 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Lukasz Majewski <lukma@...x.de>
Cc: Andrew Lunn <andrew+netdev@...n.ch>, davem@...emloft.net, Eric Dumazet
 <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, Rob Herring
 <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, Shawn Guo <shawnguo@...nel.org>, Sascha Hauer
 <s.hauer@...gutronix.de>, Pengutronix Kernel Team <kernel@...gutronix.de>,
 Fabio Estevam <festevam@...il.com>, Richard Cochran
 <richardcochran@...il.com>, netdev@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org, Stefan Wahren
 <wahrenst@....net>, Simon Horman <horms@...nel.org>, Andrew Lunn
 <andrew@...n.ch>
Subject: Re: [net-next v10 4/7] net: mtip: The L2 switch driver for imx287

On Sun, 4 May 2025 08:28:11 +0200 Lukasz Majewski wrote:
> > Now that basic build is green the series has advanced to full testing,
> > where coccicheck says:
> > 
> > drivers/net/ethernet/freescale/mtipsw/mtipl2sw.c:1961:1-6: WARNING:
> > invalid free of devm_ allocated data
> > drivers/net/ethernet/freescale/mtipsw/mtipl2sw.c:1237:16-19: ERROR:
> > bus is NULL but dereferenced.  
> 
> I'm sorry for not checking the code with coccinelle.
> 
> I do have already used sparse and checkpatch.

No worries. Not testing a build W=1 is a bit of a faux pas.
But coccinelle is finicky and slow.