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Subject[PATCH 2.6] Patch to hook up PPP to simple class sysfs support

Here is a small patch to add PPP support to /sys/class.

Please consider for inclusion.

Thanks.

Hanna
----
diff -Nrup -Xdontdiff linux-2.6.3/drivers/net/ppp_generic.c linux-2.6.3p/drivers/net/ppp_generic.c
--- linux-2.6.3/drivers/net/ppp_generic.c 2004-02-17 19:59:31.000000000 -0800
+++ linux-2.6.3p/drivers/net/ppp_generic.c 2004-03-03 15:14:07.000000000 -0800
@@ -45,6 +45,7 @@
#include <linux/smp_lock.h>
#include <linux/rwsem.h>
#include <linux/stddef.h>
+#include <linux/device.h>
#include <net/slhc_vj.h>
#include <asm/atomic.h>

@@ -271,6 +272,8 @@ static int ppp_connect_channel(struct ch
static int ppp_disconnect_channel(struct channel *pch);
static void ppp_destroy_channel(struct channel *pch);

+static struct class_simple *ppp_class;
+
/* Translates a PPP protocol number to a NP index (NP == network protocol) */
static inline int proto_to_npindex(int proto)
{
@@ -799,10 +802,14 @@ static int __init ppp_init(void)
printk(KERN_INFO "PPP generic driver version " PPP_VERSION "\n");
err = register_chrdev(PPP_MAJOR, "ppp", &ppp_device_fops);
if (!err) {
+ ppp_class = class_simple_create(THIS_MODULE, "ppp");
+ class_simple_device_add(ppp_class, MKDEV(PPP_MAJOR, 0), NULL, "ppp");
err = devfs_mk_cdev(MKDEV(PPP_MAJOR, 0),
S_IFCHR|S_IRUSR|S_IWUSR, "ppp");
- if (err)
+ if (err) {
unregister_chrdev(PPP_MAJOR, "ppp");
+ class_simple_device_remove(MKDEV(PPP_MAJOR,0));
+ }
}

if (err)
@@ -2540,6 +2547,7 @@ static void __exit ppp_cleanup(void)
if (unregister_chrdev(PPP_MAJOR, "ppp") != 0)
printk(KERN_ERR "PPP: failed to unregister PPP device\n");
devfs_remove("ppp");
+ class_simple_device_remove(MKDEV(PPP_MAJOR, 0));
}

/*
-
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