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path: root/drivers/scsi/aacraid/linit.c
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Diffstat (limited to 'drivers/scsi/aacraid/linit.c')
-rw-r--r--drivers/scsi/aacraid/linit.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index 1f7c83607f84..68c140e82673 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -38,6 +38,7 @@
#include <linux/moduleparam.h>
#include <linux/pci.h>
#include <linux/slab.h>
+#include <linux/smp_lock.h>
#include <linux/spinlock.h>
#include <linux/syscalls.h>
#include <linux/delay.h>
@@ -667,6 +668,7 @@ static int aac_cfg_open(struct inode *inode, struct file *file)
unsigned minor_number = iminor(inode);
int err = -ENODEV;
+ lock_kernel(); /* BKL pushdown: nothing else protects this list */
list_for_each_entry(aac, &aac_devices, entry) {
if (aac->id == minor_number) {
file->private_data = aac;
@@ -674,6 +676,7 @@ static int aac_cfg_open(struct inode *inode, struct file *file)
break;
}
}
+ unlock_kernel();
return err;
}