Re: [PATCH net-next 11/11] net: stmmac: dwmac-tegra: Convert to platform remove callback returning void

From: Thierry Reding <thierry.reding@gmail.com>
To: "Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>
Cc: Giuseppe Cavallaro <peppe.cavallaro@st.com>,
	Alexandre Torgue <alexandre.torgue@foss.st.com>,
	Jose Abreu <joabreu@synopsys.com>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Jonathan Hunter <jonathanh@nvidia.com>,
	netdev@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com,
	linux-arm-kernel@lists.infradead.org,
	linux-tegra@vger.kernel.org, kernel@pengutronix.de
Subject: Re: [PATCH net-next 11/11] net: stmmac: dwmac-tegra: Convert to platform remove callback returning void
Date: Tue, 4 Apr 2023 13:16:10 +0200	[thread overview]
Message-ID: <ZCwG-iyu43vKoFGu@orome> (raw)
In-Reply-To: <20230402143025.2524443-12-u.kleine-koenig@pengutronix.de>


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On Sun, Apr 02, 2023 at 04:30:25PM +0200, 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 (mostly) ignored
> 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.
> 
> Trivially convert this driver from always returning zero in the remove
> callback to the void returning variant.
> 
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
> ---
>  drivers/net/ethernet/stmicro/stmmac/dwmac-tegra.c | 6 ++----
>  1 file changed, 2 insertions(+), 4 deletions(-)

Acked-by: Thierry Reding <treding@nvidia.com>

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