Re: segmentation fault while loading modules

[Jan Engelhardt <jengelh@linux01.gwdg.de>]

> int
> ksignal(int pid,int signum)
> {
> struct task_struct x;
> struct task_struct *p;
> /* run through the task list of linux until we find our pid */
> //for (p = &init_task ; (p = next_task(p)) != &init_task ; ){
> for (p = &x ; (p = next_task(p)) != &x ; ){
...

next_task(p) is defined (not in the sense of a macro, though) as 
  p->tasks.next
and your x is not initiailzed, so what do you expect next_task(x)
to do, if p->tasks... does not contain a valid value?

You want this:
for(p = &init_task; (p = next_task(p)) != &init_task; ) {
    ...
}


Jan Engelhardt
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