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path: root/drivers/char/misc.c
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Diffstat (limited to 'drivers/char/misc.c')
-rw-r--r--drivers/char/misc.c12
1 files changed, 3 insertions, 9 deletions
diff --git a/drivers/char/misc.c b/drivers/char/misc.c
index 190d4423653f..fd0f7c4b4df9 100644
--- a/drivers/char/misc.c
+++ b/drivers/char/misc.c
@@ -114,7 +114,7 @@ static int misc_open(struct inode * inode, struct file * file)
int minor = iminor(inode);
struct miscdevice *c;
int err = -ENODEV;
- const struct file_operations *old_fops, *new_fops = NULL;
+ const struct file_operations *new_fops = NULL;
mutex_lock(&misc_mtx);
@@ -141,17 +141,11 @@ static int misc_open(struct inode * inode, struct file * file)
}
err = 0;
- old_fops = file->f_op;
- file->f_op = new_fops;
+ replace_fops(file, new_fops);
if (file->f_op->open) {
file->private_data = c;
- err=file->f_op->open(inode,file);
- if (err) {
- fops_put(file->f_op);
- file->f_op = fops_get(old_fops);
- }
+ err = file->f_op->open(inode,file);
}
- fops_put(old_fops);
fail:
mutex_unlock(&misc_mtx);
return err;