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Subject[tip:bkl/drivers] spi: Remove BKL from spidev_open
Commit-ID:  4c2aedc2543248c3fdc8c06c662b589d36c93bbb
Gitweb: http://git.kernel.org/tip/4c2aedc2543248c3fdc8c06c662b589d36c93bbb
Author: Thomas Gleixner <tglx@linutronix.de>
AuthorDate: Sat, 10 Oct 2009 15:35:52 +0000
Committer: Thomas Gleixner <tglx@linutronix.de>
CommitDate: Wed, 14 Oct 2009 17:36:48 +0200

spi: Remove BKL from spidev_open

The BKL was added there with the big pushdown. Remove it as the code
is serialized already.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
LKML-Reference: <20091010153349.318535932@linutronix.de>
Cc: David Brownell <dbrownell@users.sourceforge.net>
---
drivers/spi/spidev.c | 3 ---
1 files changed, 0 insertions(+), 3 deletions(-)

diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index 5d23983..815a650 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -30,7 +30,6 @@
#include <linux/errno.h>
#include <linux/mutex.h>
#include <linux/slab.h>
-#include <linux/smp_lock.h>

#include <linux/spi/spi.h>
#include <linux/spi/spidev.h>
@@ -477,7 +476,6 @@ static int spidev_open(struct inode *inode, struct file *filp)
struct spidev_data *spidev;
int status = -ENXIO;

- lock_kernel();
mutex_lock(&device_list_lock);

list_for_each_entry(spidev, &device_list, device_entry) {
@@ -503,7 +501,6 @@ static int spidev_open(struct inode *inode, struct file *filp)
pr_debug("spidev: nothing for minor %d\n", iminor(inode));

mutex_unlock(&device_list_lock);
- unlock_kernel();
return status;
}


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