static int test_jprobes(void)
{
int ret;
struct jprobe *jps[2] = {&jp, &jp2};
/* */
jp.kp.addr = NULL;
jp.kp.flags = 0;
ret = register_jprobes(jps, 2);
if (ret < 0) {
printk(KERN_ERR "Kprobe smoke test failed: "
"register_jprobes returned %d\n", ret);
return ret;
}
jph_val = 0;
ret = target(rand1);
if (jph_val == 0) {
printk(KERN_ERR "Kprobe smoke test failed: "
"jprobe handler not called\n");
handler_errors++;
}
jph_val = 0;
ret = target2(rand1);
if (jph_val == 0) {
printk(KERN_ERR "Kprobe smoke test failed: "
"jprobe handler2 not called\n");
handler_errors++;
}
unregister_jprobes(jps, 2);
return 0;
}
_STATIC int __init packet_notify_init(void)
{
int err;
if ((err = register_jprobes(inet_jprobes, ARRAY_SIZE(inet_jprobes)))) {
printk(KERN_ERR "%s: jprobes registration failed (error %d)\n",
THIS_MODULE->name, err);
return -1;
}
if ((err = nf_register_hooks(nf_inet_hooks, ARRAY_SIZE(nf_inet_hooks)))) {
printk(KERN_ERR "%s: netfilter hook registration failed (error %d)\n",
THIS_MODULE->name, err);
unregister_jprobes(inet_jprobes, ARRAY_SIZE(inet_jprobes));
return -1;
}
return 0;
}
_STATIC void packet_notify_remove(void)
{
unregister_jprobes(inet_jprobes, ARRAY_SIZE(inet_jprobes));
nf_unregister_hooks(nf_inet_hooks, ARRAY_SIZE(nf_inet_hooks));
}
