hello4.c

/*  
 *  Demonstrates module documentation.
 */
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#define DRIVER_AUTHOR "teambi0s <amritabi0s1@gmail.com>"
#define DRIVER_DESC   "A sample driver"

static int __init init_hello_4(void)
{
	printk(KERN_INFO "Hello, world 4\n");
	return 0;
}

static void __exit cleanup_hello_4(void)
{
	printk(KERN_INFO "Goodbye, world 4\n");
}

module_init(init_hello_4);
module_exit(cleanup_hello_4);

/* 
 * To remove the "tainted module" message we licence
 * the code as GPL. 
 */
MODULE_LICENSE("GPL");

MODULE_AUTHOR(DRIVER_AUTHOR);	/* Who wrote this module? */
MODULE_DESCRIPTION(DRIVER_DESC);	/* What does this module do */

/*  
 *  This module uses /dev/testdevice.  The MODULE_SUPPORTED_DEVICE macro might
 *  be used in the future to help automatic configuration of modules, but is 
 *  currently unused other than for documentation purposes.
 */
MODULE_SUPPORTED_DEVICE("testdevice");