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* [PATCH 1/4] hwrng: atmel - remove unnecessary platform_set_drvdata()
@ 2013-05-06  4:37 Jingoo Han
  2013-05-14  2:36 ` Herbert Xu
  0 siblings, 1 reply; 2+ messages in thread
From: Jingoo Han @ 2013-05-06  4:37 UTC (permalink / raw)
  To: 'Herbert Xu'; +Cc: linux-kernel, 'Matt Mackall', 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/char/hw_random/atmel-rng.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/drivers/char/hw_random/atmel-rng.c b/drivers/char/hw_random/atmel-rng.c
index 7c73d4a..bf9fc6b 100644
--- a/drivers/char/hw_random/atmel-rng.c
+++ b/drivers/char/hw_random/atmel-rng.c
@@ -108,8 +108,6 @@ static int atmel_trng_remove(struct platform_device *pdev)
 	clk_disable(trng->clk);
 	clk_put(trng->clk);
 
-	platform_set_drvdata(pdev, NULL);
-
 	return 0;
 }
 
-- 
1.7.2.5



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2013-05-06  4:37 [PATCH 1/4] hwrng: atmel - remove unnecessary platform_set_drvdata() Jingoo Han
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