[tip:bkl/drivers] hw_random: Remove BKL from core

[tip-bot for Thomas Gleixner]

Commit-ID:  a09ba31a54dbc9a548c4ff90619e4c7128a4282e
Gitweb:     http://git.kernel.org/tip/a09ba31a54dbc9a548c4ff90619e4c7128a4282e
Author:     Thomas Gleixner <tglx@xxxxxxxxxxxxx>
AuthorDate: Sat, 10 Oct 2009 12:36:32 +0200
Committer:  Thomas Gleixner <tglx@xxxxxxxxxxxxx>
CommitDate: Wed, 14 Oct 2009 17:36:50 +0200

hw_random: Remove BKL from core

hw_random core is completely serialized with rng_mutex. No need for
the cycle_kernel_lock() magic.

Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
LKML-Reference: <20091010153349.844488872@xxxxxxxxxxxxx>
Cc: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
---
 drivers/char/hw_random/core.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index 1573aeb..75fb859 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -87,7 +87,6 @@ static int rng_dev_open(struct inode *inode, struct file *filp)
 		return -EINVAL;
 	if (filp->f_mode & FMODE_WRITE)
 		return -EINVAL;
-	cycle_kernel_lock();
 	return 0;
 }
 
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