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path: root/drivers/char/viotape.c
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Diffstat (limited to 'drivers/char/viotape.c')
-rw-r--r--drivers/char/viotape.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c
index d4db42ca71e6..e5da98d8f9cd 100644
--- a/drivers/char/viotape.c
+++ b/drivers/char/viotape.c
@@ -699,6 +699,7 @@ static int viotap_open(struct inode *inode, struct file *file)
if (op == NULL)
return -ENOMEM;
+ lock_kernel();
get_dev_info(file->f_path.dentry->d_inode, &devi);
/* Note: We currently only support one mode! */
@@ -729,6 +730,7 @@ static int viotap_open(struct inode *inode, struct file *file)
free_op:
free_op_struct(op);
+ unlock_kernel();
return ret;
}