int cap_ptrace (struct task_struct *parent, struct task_struct *child)
{
/* Derived from arch/i386/kernel/ptrace.c:sys_ptrace. */
- if (!cap_issubset (child->cap_permitted, current->cap_permitted) &&
- !capable(CAP_SYS_PTRACE))
+ if (!cap_issubset(child->cap_permitted, parent->cap_permitted) &&
+ !__capable(parent, CAP_SYS_PTRACE))
return -EPERM;
return 0;
}