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[82.149.1.233]) by smtp.gmail.com with ESMTPSA id qq11-20020a17090720cb00b008c6c47f59c1sm2726532ejb.48.2023.03.15.09.04.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Mar 2023 09:04:20 -0700 (PDT) From: Jernej =?utf-8?B?xaBrcmFiZWM=?= To: Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , Chen-Yu Tsai , Samuel Holland , Charles Keepax , Mikhail Rudenko , Li Chen , Uwe =?ISO-8859-1?Q?Kleine=2DK=F6nig?= Cc: alsa-devel@alsa-project.org, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, kernel@pengutronix.de Subject: Re: [PATCH 140/173] ASoC: sunxi: sun4i-codec: Convert to platform remove callback returning void Date: Wed, 15 Mar 2023 17:04:18 +0100 Message-ID: <5349071.Sb9uPGUboI@jernej-laptop> In-Reply-To: <20230315150745.67084-141-u.kleine-koenig@pengutronix.de> References: <20230315150745.67084-1-u.kleine-koenig@pengutronix.de> <20230315150745.67084-141-u.kleine-koenig@pengutronix.de> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230315_090424_189563_8EFEDCD1 X-CRM114-Status: GOOD ( 22.83 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Dne sreda, 15. marec 2023 ob 16:07:12 CET je Uwe Kleine-K=F6nig napisal(a): > 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-K=F6nig Acked-by: Jernej Skrabec Best regards, Jernej > --- > sound/soc/sunxi/sun4i-codec.c | 6 ++---- > 1 file changed, 2 insertions(+), 4 deletions(-) > = > diff --git a/sound/soc/sunxi/sun4i-codec.c b/sound/soc/sunxi/sun4i-codec.c > index 835dc3404367..55328850aef5 100644 > --- a/sound/soc/sunxi/sun4i-codec.c > +++ b/sound/soc/sunxi/sun4i-codec.c > @@ -1821,7 +1821,7 @@ static int sun4i_codec_probe(struct platform_device > *pdev) return ret; > } > = > -static int sun4i_codec_remove(struct platform_device *pdev) > +static void sun4i_codec_remove(struct platform_device *pdev) > { > struct snd_soc_card *card =3D platform_get_drvdata(pdev); > struct sun4i_codec *scodec =3D snd_soc_card_get_drvdata(card); > @@ -1830,8 +1830,6 @@ static int sun4i_codec_remove(struct platform_device > *pdev) if (scodec->rst) > reset_control_assert(scodec->rst); > clk_disable_unprepare(scodec->clk_apb); > - > - return 0; > } > = > static struct platform_driver sun4i_codec_driver =3D { > @@ -1840,7 +1838,7 @@ static struct platform_driver sun4i_codec_driver = =3D { > .of_match_table =3D sun4i_codec_of_match, > }, > .probe =3D sun4i_codec_probe, > - .remove =3D sun4i_codec_remove, > + .remove_new =3D sun4i_codec_remove, > }; > module_platform_driver(sun4i_codec_driver); _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel