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Date: Thu, 30 Nov 2023 11:37:06 +0200
From: Roger Quadros <>
To: Uwe Kleine-König <>,
 "David S. Miller" <>, Eric Dumazet <>,
 Jakub Kicinski <>, Paolo Abeni <>
Cc: Siddharth Vadapalli <>,
 Dan Carpenter <>,,
Subject: Re: [PATCH net-next v2 1/4] net: ethernet: ti: am65-cpsw: Convert to
 platform remove callback returning void

On 28/11/2023 19:38, Uwe Kleine-König wrote:
> The .remove() callback for a platform driver returns an int which makes
> many driver authors wrongly assume it's possible to do error handling by
> returning an error code. However the value returned is ignored (apart
> from emitting a warning) and this typically results in resource leaks.
> To improve here there is a quest to make the remove callback return
> void. In the first step of this quest all drivers are converted to
> .remove_new(), which already returns void. Eventually after all drivers
> are converted, .remove_new() will be renamed to .remove().
> Replace the error path returning a non-zero value by an error message
> and a comment that there is more to do. With that this patch results in
> no change of behaviour in this driver apart from improving the error
> message.
> Signed-off-by: Uwe Kleine-König <>

Reviewed-by: Roger Quadros <>

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