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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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