1 files changed, 1 insertions, 4 deletions

diff --git a/arch/blackfin/mach-bf561/coreb.c b/arch/blackfin/mach-bf561/coreb.c
index 852647801a01..8598098c0840 100644
--- a/arch/blackfin/mach-bf561/coreb.c
+++ b/arch/blackfin/mach-bf561/coreb.c
@@ -32,7 +32,6 @@
 #include <linux/device.h>
 #include <linux/ioport.h>
 #include <linux/module.h>
-#include <linux/smp_lock.h>
 #include <linux/uaccess.h>
 #include <linux/fs.h>
 #include <asm/dma.h>
@@ -195,9 +194,9 @@ static loff_t coreb_lseek(struct file *file, loff_t offset, int origin)
         return ret;
 }
 
+/* No BKL needed here */
 static int coreb_open(struct inode *inode, struct file *file)
 {
-        lock_kernel();
         spin_lock_irq(&coreb_lock);
 
         if (coreb_status & COREB_IS_OPEN)
@@ -206,12 +205,10 @@ static int coreb_open(struct inode *inode, struct file *file)
         coreb_status |= COREB_IS_OPEN;
 
         spin_unlock_irq(&coreb_lock);
-        unlock_kernel();
         return 0;
 
  out_busy:
         spin_unlock_irq(&coreb_lock);
-        unlock_kernel();
         return -EBUSY;
 }