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Wed, 26 Jul 2023 04:01:40 +0000 Received: from SEZPR06MB5269.apcprd06.prod.outlook.com ([fe80::732f:ea1d:45a1:1e0b]) by SEZPR06MB5269.apcprd06.prod.outlook.com ([fe80::732f:ea1d:45a1:1e0b%3]) with mapi id 15.20.6631.026; Wed, 26 Jul 2023 04:01:40 +0000 From: Yangtao Li To: Ulf Hansson , Shawn Guo , Sascha Hauer , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team Cc: Yangtao Li , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , linux-mmc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v2 24/61] mmc: mxs-mmc: Convert to platform remove callback returning void Date: Wed, 26 Jul 2023 12:00:04 +0800 Message-Id: <20230726040041.26267-24-frank.li@vivo.com> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230726040041.26267-1-frank.li@vivo.com> References: <20230726040041.26267-1-frank.li@vivo.com> X-ClientProxiedBy: SG2PR02CA0093.apcprd02.prod.outlook.com (2603:1096:4:90::33) To SEZPR06MB5269.apcprd06.prod.outlook.com (2603:1096:101:78::6) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SEZPR06MB5269:EE_|TYZPR06MB3934:EE_ X-MS-Office365-Filtering-Correlation-Id: b78077ad-7320-4ac1-f21d-08db8d8d042a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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DIR:OUT; SFP:1102; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?q?tsbpk3vmZkF7nit8Np6NKozKXnTv?= =?utf-8?q?I3z5L+jd0kJjXtUA17TqJaavk2AeW2XoKPDHxfs87+h1DQ+niasBHnkcvrEL7ATaH?= =?utf-8?q?RrqJw7dhPX1pew52LkmDygv3s6GilEFKM88Z7nUywhSaZsQqQmIHkK/cVtON8C9dj?= =?utf-8?q?eutjD5h54iqnNNoDbNpIr2k8Jm0tjk7xcWKg7xgAEbNJmnsMcGTZsIz/BfpAPCJsD?= =?utf-8?q?HqIa3cKyuKKnagRtMUySOr0THUH2QVkcHLLipoLDICR52zKcnrO644DGnerXgldv7?= =?utf-8?q?eGTcaeBKKXmARFEZmuRuxqs6HdVcUSzv98U6jb3huMuQbJwSrea0HiBLm9yTQk/wM?= =?utf-8?q?kaACJVD+lNZmWIZZTyoTNIcr2iBfO8x8woLpph4GIHXsKugWCCl/oGW/3taLUePyt?= =?utf-8?q?TFcWoIPCFwhwLKpMxoHV7FfCRgomgtAQmjgOCEKvIGWEeielp4fL+DKLsfVE7r5zN?= =?utf-8?q?T3tBxcJCy2lJaB27I8Irrzmu4s/3mydZwr1OgErWtpKNOtFGsT/1CAFiyMdkcA54k?= =?utf-8?q?bYVhiYfaN4ODUBSmcp7tE7b+drk00R8/rmvwEYEP4O/XjVuMYYKdPwz99eoJyOW73?= =?utf-8?q?WCM+a8TsfJSUW8adhPuagxiMfvV7hIJyNd3+lmAVRXDd71Jxcd2zAFxapERfOoKvI?= =?utf-8?q?X+HD0gZUMpfAjm/okoJBKqAtSqMvv7fuje6pmtsaxAIc4MbZCXpK2HJQ70Mjd/T1d?= =?utf-8?q?eBgPu2rIThVRX3IWaU7n6pquYyfa1EBORqRhV0P6nhu84n54sAniD/RW8yXv9aw0/?= =?utf-8?q?lIQOqHh4r9qxmTo/pWU8FF9OzYcoYPezCLTIwgBOGn8aP21JZopWaf3aRNEZq+78r?= =?utf-8?q?2J1FDSoCdnq1rOwB+M2WEp6g5m7+/m4ce14Qk6kgWctO2LJSA0nlRbUyk7Qa7ekC/?= =?utf-8?q?V/x4pbiZy46uMub/5VZdZzQjXNYaf8RER2HaMQv4fozT6vx3jihYiQwFDVavHYs0X?= =?utf-8?q?P8+VAkQaeetgpOmdwKzuaRbKhBSE0Z8fe9OATlrISopfY594ZpyamfnFCyb6RjXlm?= =?utf-8?q?5nYi84xi8X0spSWEUdLXvQBOiUDD1st3vNJvDRLtSetNM4AzMStJKmQW5oq2ZvMTw?= =?utf-8?q?iI3jP2HsmbgnnQv0aFgd3+erciGBhrPzMYAnoRqpbo5raaRBdBl1h94qQGx2AS3u4?= =?utf-8?q?TmzLGT/ytpDp0BCJw6pa8qKKv0HeFL8nrnb+xoPhhC3H/pr4ayJf9oebsCt9v3Hjp?= =?utf-8?q?YqOAe3EV02x8vBJ8xLxW15FzCAaZp26Zr5bSCeTMxEuceEvMcCgbOIJyymK5mM58Z?= =?utf-8?q?DP7hxMXlG6dx0VLtAE/iVlMYnar4eUbwvJS/yZYHa4kL6K3r2slh2HsGpnvVhBKMc?= =?utf-8?q?/3Ti8KW2G/f2R7KTYH+4AxP2kRTg/bLOEyRZw1QdlcKNJnnXwdvx2hVez/42x7unG?= =?utf-8?q?TwxwwppjiqSQFRBtLDaDG2hONiI1nD4+t2vAISX/7PLDDV+Vj1Wf5Mnfzl00xlqhN?= =?utf-8?q?m5R4OKlZAU75sXa6a6JL6G6dNIFxb/VQQfKj+TsVPGn93IyK3FeAlDgNIbhHkvMS3?= =?utf-8?q?Hl3rx3HG9AnB?= X-OriginatorOrg: vivo.com X-MS-Exchange-CrossTenant-Network-Message-Id: b78077ad-7320-4ac1-f21d-08db8d8d042a X-MS-Exchange-CrossTenant-AuthSource: SEZPR06MB5269.apcprd06.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 26 Jul 2023 04:01:40.4205 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 923e42dc-48d5-4cbe-b582-1a797a6412ed X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: Hp379q+pZabz9riJk6/T+/h2FM0Dzxl04AWv0xYDgFVkj6qTFv94wwhfx4Qe2P3tVeDiiaTO1EvcchYRNUZInw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: TYZPR06MB3934 Precedence: bulk List-ID: X-Mailing-List: linux-mmc@vger.kernel.org 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. Cc: Uwe Kleine-König Signed-off-by: Yangtao Li --- drivers/mmc/host/mxs-mmc.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/mmc/host/mxs-mmc.c b/drivers/mmc/host/mxs-mmc.c index 8c3655d3be96..9abfb169464b 100644 --- a/drivers/mmc/host/mxs-mmc.c +++ b/drivers/mmc/host/mxs-mmc.c @@ -674,7 +674,7 @@ static int mxs_mmc_probe(struct platform_device *pdev) return ret; } -static int mxs_mmc_remove(struct platform_device *pdev) +static void mxs_mmc_remove(struct platform_device *pdev) { struct mmc_host *mmc = platform_get_drvdata(pdev); struct mxs_mmc_host *host = mmc_priv(mmc); @@ -688,8 +688,6 @@ static int mxs_mmc_remove(struct platform_device *pdev) clk_disable_unprepare(ssp->clk); mmc_free_host(mmc); - - return 0; } #ifdef CONFIG_PM_SLEEP @@ -717,7 +715,7 @@ static SIMPLE_DEV_PM_OPS(mxs_mmc_pm_ops, mxs_mmc_suspend, mxs_mmc_resume); static struct platform_driver mxs_mmc_driver = { .probe = mxs_mmc_probe, - .remove = mxs_mmc_remove, + .remove_new = mxs_mmc_remove, .driver = { .name = DRIVER_NAME, .probe_type = PROBE_PREFER_ASYNCHRONOUS,