1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 6e1233bdf3a0..f9cf1670e4e1 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -2182,9 +2182,12 @@ static int idetape_chrdev_open(struct inode *inode, struct file *filp)
         if (i >= MAX_HWIFS * MAX_DRIVES)
                 return -ENXIO;
 
+        lock_kernel();
         tape = ide_tape_chrdev_get(i);
-        if (!tape)
+        if (!tape) {
+                unlock_kernel();
                 return -ENXIO;
+        }
 
         debug_log(DBG_CHRDEV, "Enter %s\n", __func__);
 
@@ -2243,10 +2246,12 @@ static int idetape_chrdev_open(struct inode *inode, struct file *filp)
                         }
                 }
         }
+        unlock_kernel();
         return 0;
 
 out_put_tape:
         ide_tape_put(tape);
+        unlock_kernel();
         return retval;
 }