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From: "Uwe Kleine-König" <uwe@kleine-koenig.org>
To: Dan Williams <dan.j.williams@intel.com>,
	Vishal Verma <vishal.l.verma@intel.com>,
	Dave Jiang <dave.jiang@intel.com>,
	Andrew Morton <akpm@linux-foundation.org>
Cc: linux-nvdimm@lists.01.org, linux-kernel@vger.kernel.org,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: [PATCH v2 4/5] dax-device: Drop an empty .remove callback
Date: Fri,  5 Feb 2021 23:28:41 +0100	[thread overview]
Message-ID: <20210205222842.34896-5-uwe@kleine-koenig.org> (raw)
In-Reply-To: <20210205222842.34896-1-uwe@kleine-koenig.org>

The dax core properly handles a dax driver not having a remove callback.
So drop it without changing the effective behaviour.

Signed-off-by: Uwe Kleine-König <uwe@kleine-koenig.org>
---
 drivers/dax/device.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/dax/device.c b/drivers/dax/device.c
index 5da2980bb16b..db92573c94e8 100644
--- a/drivers/dax/device.c
+++ b/drivers/dax/device.c
@@ -452,15 +452,9 @@ int dev_dax_probe(struct dev_dax *dev_dax)
 }
 EXPORT_SYMBOL_GPL(dev_dax_probe);
 
-static int dev_dax_remove(struct dev_dax *dev_dax)
-{
-	/* all probe actions are unwound by devm */
-	return 0;
-}
-
 static struct dax_device_driver device_dax_driver = {
 	.probe = dev_dax_probe,
-	.remove = dev_dax_remove,
+	/* all probe actions are unwound by devm, so .remove isn't necessary */
 	.match_always = 1,
 };
 
-- 
2.29.2


  parent reply	other threads:[~2021-02-06  3:53 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-05 22:28 [PATCH v2 0/5] dax-device: Some cleanups Uwe Kleine-König
2021-02-05 22:28 ` [PATCH v2 1/5] dax-device: Prevent registering drivers without probe callback Uwe Kleine-König
2021-02-05 22:28 ` [PATCH v2 2/5] dax-device: Properly handle drivers without remove callback Uwe Kleine-König
2021-02-05 22:28 ` [PATCH v2 3/5] dax-device: Fix error path in dax_driver_register Uwe Kleine-König
2021-02-05 22:28 ` Uwe Kleine-König [this message]
2021-02-05 22:28 ` [PATCH v2 5/5] dax-device: Make remove callback return void Uwe Kleine-König
2021-02-17  3:48 ` [PATCH v2 0/5] dax-device: Some cleanups Dan Williams
2021-02-17  3:55   ` Dan Williams
2021-02-17  6:39     ` Uwe Kleine-König

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