[PATCH 15/26] staging: comedi: comedi_fops: move the module_{init, exit} functions to EOF

[H Hartley Sweeten]

For aesthetic reasons, move the module_{init,exit} functions to the end
of the file.

Signed-off-by: H Hartley Sweeten <hsweeten at visionengravers.com>
Cc: Ian Abbott <abbotti at mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
 drivers/staging/comedi/comedi_fops.c | 169 +++++++++++++++++------------------
 1 file changed, 84 insertions(+), 85 deletions(-)

diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
index a066187..805a503 100644
--- a/drivers/staging/comedi/comedi_fops.c
+++ b/drivers/staging/comedi/comedi_fops.c
@@ -2205,91 +2205,6 @@ static void comedi_cleanup_legacy_minors(void)
 		comedi_free_board_minor(i);
 }
 
-static int __init comedi_init(void)
-{
-	int i;
-	int retval;
-
-	pr_info("comedi: version " COMEDI_RELEASE " - http://www.comedi.org\n");
-
-	if (comedi_num_legacy_minors < 0 ||
-	    comedi_num_legacy_minors > COMEDI_NUM_BOARD_MINORS) {
-		pr_err("comedi: error: invalid value for module parameter \"comedi_num_legacy_minors\".  Valid values are 0 through %i.\n",
-		       COMEDI_NUM_BOARD_MINORS);
-		return -EINVAL;
-	}
-
-	/*
-	 * comedi is unusable if both comedi_autoconfig and
-	 * comedi_num_legacy_minors are zero, so we might as well adjust the
-	 * defaults in that case
-	 */
-	if (comedi_autoconfig == 0 && comedi_num_legacy_minors == 0)
-		comedi_num_legacy_minors = 16;
-
-	memset(comedi_file_info_table, 0,
-	       sizeof(struct comedi_file_info *) * COMEDI_NUM_MINORS);
-
-	retval = register_chrdev_region(MKDEV(COMEDI_MAJOR, 0),
-					COMEDI_NUM_MINORS, "comedi");
-	if (retval)
-		return -EIO;
-	cdev_init(&comedi_cdev, &comedi_fops);
-	comedi_cdev.owner = THIS_MODULE;
-	kobject_set_name(&comedi_cdev.kobj, "comedi");
-	if (cdev_add(&comedi_cdev, MKDEV(COMEDI_MAJOR, 0), COMEDI_NUM_MINORS)) {
-		unregister_chrdev_region(MKDEV(COMEDI_MAJOR, 0),
-					 COMEDI_NUM_MINORS);
-		return -EIO;
-	}
-	comedi_class = class_create(THIS_MODULE, "comedi");
-	if (IS_ERR(comedi_class)) {
-		pr_err("comedi: failed to create class\n");
-		cdev_del(&comedi_cdev);
-		unregister_chrdev_region(MKDEV(COMEDI_MAJOR, 0),
-					 COMEDI_NUM_MINORS);
-		return PTR_ERR(comedi_class);
-	}
-
-	comedi_class->dev_attrs = comedi_dev_attrs;
-
-	/* XXX requires /proc interface */
-	comedi_proc_init();
-
-	/* create devices files for legacy/manual use */
-	for (i = 0; i < comedi_num_legacy_minors; i++) {
-		int minor;
-		minor = comedi_alloc_board_minor(NULL);
-		if (minor < 0) {
-			comedi_cleanup_legacy_minors();
-			cdev_del(&comedi_cdev);
-			unregister_chrdev_region(MKDEV(COMEDI_MAJOR, 0),
-						 COMEDI_NUM_MINORS);
-			return minor;
-		}
-	}
-
-	return 0;
-}
-
-static void __exit comedi_cleanup(void)
-{
-	int i;
-
-	comedi_cleanup_legacy_minors();
-	for (i = 0; i < COMEDI_NUM_MINORS; ++i)
-		BUG_ON(comedi_file_info_table[i]);
-
-	class_destroy(comedi_class);
-	cdev_del(&comedi_cdev);
-	unregister_chrdev_region(MKDEV(COMEDI_MAJOR, 0), COMEDI_NUM_MINORS);
-
-	comedi_proc_cleanup();
-}
-
-module_init(comedi_init);
-module_exit(comedi_cleanup);
-
 void comedi_error(const struct comedi_device *dev, const char *s)
 {
 	dev_err(dev->class_dev, "%s: %s\n", dev->driver->driver_name, s);
@@ -2512,6 +2427,90 @@ void comedi_free_subdevice_minor(struct comedi_subdevice *s)
 	kfree(info);
 }
 
+static int __init comedi_init(void)
+{
+	int i;
+	int retval;
+
+	pr_info("comedi: version " COMEDI_RELEASE " - http://www.comedi.org\n");
+
+	if (comedi_num_legacy_minors < 0 ||
+	    comedi_num_legacy_minors > COMEDI_NUM_BOARD_MINORS) {
+		pr_err("comedi: error: invalid value for module parameter \"comedi_num_legacy_minors\".  Valid values are 0 through %i.\n",
+		       COMEDI_NUM_BOARD_MINORS);
+		return -EINVAL;
+	}
+
+	/*
+	 * comedi is unusable if both comedi_autoconfig and
+	 * comedi_num_legacy_minors are zero, so we might as well adjust the
+	 * defaults in that case
+	 */
+	if (comedi_autoconfig == 0 && comedi_num_legacy_minors == 0)
+		comedi_num_legacy_minors = 16;
+
+	memset(comedi_file_info_table, 0,
+	       sizeof(struct comedi_file_info *) * COMEDI_NUM_MINORS);
+
+	retval = register_chrdev_region(MKDEV(COMEDI_MAJOR, 0),
+					COMEDI_NUM_MINORS, "comedi");
+	if (retval)
+		return -EIO;
+	cdev_init(&comedi_cdev, &comedi_fops);
+	comedi_cdev.owner = THIS_MODULE;
+	kobject_set_name(&comedi_cdev.kobj, "comedi");
+	if (cdev_add(&comedi_cdev, MKDEV(COMEDI_MAJOR, 0), COMEDI_NUM_MINORS)) {
+		unregister_chrdev_region(MKDEV(COMEDI_MAJOR, 0),
+					 COMEDI_NUM_MINORS);
+		return -EIO;
+	}
+	comedi_class = class_create(THIS_MODULE, "comedi");
+	if (IS_ERR(comedi_class)) {
+		pr_err("comedi: failed to create class\n");
+		cdev_del(&comedi_cdev);
+		unregister_chrdev_region(MKDEV(COMEDI_MAJOR, 0),
+					 COMEDI_NUM_MINORS);
+		return PTR_ERR(comedi_class);
+	}
+
+	comedi_class->dev_attrs = comedi_dev_attrs;
+
+	/* XXX requires /proc interface */
+	comedi_proc_init();
+
+	/* create devices files for legacy/manual use */
+	for (i = 0; i < comedi_num_legacy_minors; i++) {
+		int minor;
+		minor = comedi_alloc_board_minor(NULL);
+		if (minor < 0) {
+			comedi_cleanup_legacy_minors();
+			cdev_del(&comedi_cdev);
+			unregister_chrdev_region(MKDEV(COMEDI_MAJOR, 0),
+						 COMEDI_NUM_MINORS);
+			return minor;
+		}
+	}
+
+	return 0;
+}
+module_init(comedi_init);
+
+static void __exit comedi_cleanup(void)
+{
+	int i;
+
+	comedi_cleanup_legacy_minors();
+	for (i = 0; i < COMEDI_NUM_MINORS; ++i)
+		BUG_ON(comedi_file_info_table[i]);
+
+	class_destroy(comedi_class);
+	cdev_del(&comedi_cdev);
+	unregister_chrdev_region(MKDEV(COMEDI_MAJOR, 0), COMEDI_NUM_MINORS);
+
+	comedi_proc_cleanup();
+}
+module_exit(comedi_cleanup);
+
 MODULE_AUTHOR("http://www.comedi.org");
 MODULE_DESCRIPTION("Comedi core module");
 MODULE_LICENSE("GPL");
-- 
1.8.0