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-rw-r--r--drivers/scsi/megaraid.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index c9aa2c45a69..28c9da7d4a5 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -46,6 +46,7 @@
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/dma-mapping.h>
+#include <linux/smp_lock.h>
#include <scsi/scsicam.h>
#include "scsi.h"
@@ -3273,12 +3274,11 @@ mega_init_scb(adapter_t *adapter)
*
* Routines for the character/ioctl interface to the driver. Find out if this
* is a valid open.
- *
- * No BKL needed here.
*/
static int
megadev_open (struct inode *inode, struct file *filep)
{
+ cycle_kernel_lock();
/*
* Only allow superuser to access private ioctl interface
*/