linux-kernel - [PATCH V2 05/20] mfd: atmel-hlcdc: Use devm_mfd_add_devices() for mfd

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Fri, 8 Apr 2016 00:12:59 +0530
From:	Laxman Dewangan <ldewangan@...dia.com>
To:	<lee.jones@...aro.org>, <corbet@....net>, <andreas.werner@....de>,
	<tony@...mide.com>
CC:	<linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
	<linux-omap@...r.kernel.org>,
	<patches@...nsource.wolfsonmicro.com>,
	"Laxman Dewangan" <ldewangan@...dia.com>,
	Boris Brezillon <boris.brezillon@...e-electrons.com>
Subject: [PATCH V2 05/20] mfd: atmel-hlcdc: Use devm_mfd_add_devices() for mfd_device registration

Use devm_mfd_add_devices() for MFD devices registration and get
rid of .remove callback to remove MFD child-devices. This is done
by managed device framework.

Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
CC: Boris Brezillon <boris.brezillon@...e-electrons.com>
Acked-by: Boris Brezillon <boris.brezillon@...e-electrons.com>

---
Changes from V1:
- Convert mfd to MFD.
- Run checkpatch with --strict option and fix warning.
- Collected acks.

 drivers/mfd/atmel-hlcdc.c | 14 +++-----------
 1 file changed, 3 insertions(+), 11 deletions(-)

diff --git a/drivers/mfd/atmel-hlcdc.c b/drivers/mfd/atmel-hlcdc.c
index 06c2058..eca7ea6 100644
--- a/drivers/mfd/atmel-hlcdc.c
+++ b/drivers/mfd/atmel-hlcdc.c
@@ -128,16 +128,9 @@ static int atmel_hlcdc_probe(struct platform_device *pdev)
 
 	dev_set_drvdata(dev, hlcdc);
 
-	return mfd_add_devices(dev, -1, atmel_hlcdc_cells,
-			       ARRAY_SIZE(atmel_hlcdc_cells),
-			       NULL, 0, NULL);
-}
-
-static int atmel_hlcdc_remove(struct platform_device *pdev)
-{
-	mfd_remove_devices(&pdev->dev);
-
-	return 0;
+	return devm_mfd_add_devices(dev, -1, atmel_hlcdc_cells,
+				    ARRAY_SIZE(atmel_hlcdc_cells),
+				    NULL, 0, NULL);
 }
 
 static const struct of_device_id atmel_hlcdc_match[] = {
@@ -152,7 +145,6 @@ MODULE_DEVICE_TABLE(of, atmel_hlcdc_match);
 
 static struct platform_driver atmel_hlcdc_driver = {
 	.probe = atmel_hlcdc_probe,
-	.remove = atmel_hlcdc_remove,
 	.driver = {
 		.name = "atmel-hlcdc",
 		.of_match_table = atmel_hlcdc_match,
-- 
2.1.4