hwrng: tx4939 - remove unnecessary platform_set_drvdata()
authorJingoo Han <jg1.han@samsung.com>
Mon, 6 May 2013 04:40:21 +0000 (13:40 +0900)
committerHerbert Xu <herbert@gondor.apana.org.au>
Fri, 24 May 2013 09:55:29 +0000 (17:55 +0800)
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>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
drivers/char/hw_random/tx4939-rng.c

index d34a24a0d4841b89a8a9238090bcef4e9c88acae..00593c847cf0b1d63875d44a26e1159461bce885 100644 (file)
@@ -154,7 +154,6 @@ static int __exit tx4939_rng_remove(struct platform_device *dev)
        struct tx4939_rng *rngdev = platform_get_drvdata(dev);
 
        hwrng_unregister(&rngdev->rng);
-       platform_set_drvdata(dev, NULL);
        return 0;
 }