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-rw-r--r--drivers/ide/ide-tape.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 1e1f26331a2..a3d228302d2 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -2421,9 +2421,12 @@ 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__);
@@ -2482,10 +2485,12 @@ 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;
}