IIO: industrialio-core: Use simple_open

Use simple_open to replace iio_debugfs_open.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Michael Hennerich <michael.hennerich@analog.com>
Acked-by: Jonathan Cameron <jic23@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index 72e33b8..52aa44a 100644 (file)
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -152,14 +152,6 @@ static void __exit iio_exit(void)
 }
 
 #if defined(CONFIG_DEBUG_FS)
-static int iio_debugfs_open(struct inode *inode, struct file *file)
-{
-       if (inode->i_private)
-               file->private_data = inode->i_private;
-
-       return 0;
-}
-
 static ssize_t iio_debugfs_read_reg(struct file *file, char __user *userbuf,
                              size_t count, loff_t *ppos)
 {
@@ -218,7 +210,7 @@ static ssize_t iio_debugfs_write_reg(struct file *file,
 }
 
 static const struct file_operations iio_debugfs_reg_fops = {
-       .open = iio_debugfs_open,
+       .open = simple_open,
        .read = iio_debugfs_read_reg,
        .write = iio_debugfs_write_reg,
 };