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* [PATCH 2/2] misc: ep93xx_pwm: remove unnecessary platform_set_drvdata()
@ 2013-05-07  5:34 Jingoo Han
  2013-05-14  0:49 ` H Hartley Sweeten
  0 siblings, 1 reply; 2+ messages in thread
From: Jingoo Han @ 2013-05-07  5:34 UTC (permalink / raw)
  To: 'Arnd Bergmann', 'Greg Kroah-Hartman'
  Cc: linux-kernel, 'Hartley Sweeten', 'Jingoo Han'

The driver core clears the driver data to NULL after device_release
or on probe failure, since commit 0998d0631001288a5974afc0b2a5f568bcdecb4d
(device-core: Ensure drvdata = NULL when no driver is bound).
Thus, it is not needed to manually clear the device driver data to NULL.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
---
 drivers/misc/ep93xx_pwm.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/drivers/misc/ep93xx_pwm.c b/drivers/misc/ep93xx_pwm.c
index 96787ec..9ba93f0 100644
--- a/drivers/misc/ep93xx_pwm.c
+++ b/drivers/misc/ep93xx_pwm.c
@@ -347,7 +347,6 @@ static int __exit ep93xx_pwm_remove(struct platform_device *pdev)
 	ep93xx_pwm_disable(pwm);
 	clk_disable(pwm->clk);
 	clk_put(pwm->clk);
-	platform_set_drvdata(pdev, NULL);
 	sysfs_remove_group(&pdev->dev.kobj, &ep93xx_pwm_sysfs_files);
 	iounmap(pwm->mmio_base);
 	release_mem_region(res->start, resource_size(res));
-- 
1.7.2.5



^ permalink raw reply related	[flat|nested] 2+ messages in thread

* RE: [PATCH 2/2] misc: ep93xx_pwm: remove unnecessary platform_set_drvdata()
  2013-05-07  5:34 [PATCH 2/2] misc: ep93xx_pwm: remove unnecessary platform_set_drvdata() Jingoo Han
@ 2013-05-14  0:49 ` H Hartley Sweeten
  0 siblings, 0 replies; 2+ messages in thread
From: H Hartley Sweeten @ 2013-05-14  0:49 UTC (permalink / raw)
  To: Jingoo Han, 'Arnd Bergmann', 'Greg Kroah-Hartman'
  Cc: linux-kernel@vger.kernel.org

On Monday, May 06, 2013 10:34 PM, Jingoo Han wrote:
> The driver core clears the driver data to NULL after device_release
> or on probe failure, since commit 0998d0631001288a5974afc0b2a5f568bcdecb4d
> (device-core: Ensure drvdata = NULL when no driver is bound).
> Thus, it is not needed to manually clear the device driver data to NULL.
>
> Signed-off-by: Jingoo Han <jg1.han@samsung.com>
> ---
>  drivers/misc/ep93xx_pwm.c |    1 -
>  1 files changed, 0 insertions(+), 1 deletions(-)

Reviewed-by: H Hartley Sweeten <hsweeten@visionengravers.com>


^ permalink raw reply	[flat|nested] 2+ messages in thread

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