[PATCH] __group_complete_signal: remove bogus BUG_ON

[linux-2.6] / kernel / ptrace.c

diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index d95a72c9279dc2e1110d31c0dadacc39b30b198f..0eeb7e66722c899fa2f53ee7b451d981aa91f6a3 100644 (file)
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -30,14 +30,13 @@
  */
 void __ptrace_link(task_t *child, task_t *new_parent)
 {
-       if (!list_empty(&child->ptrace_list))
-               BUG();
+       BUG_ON(!list_empty(&child->ptrace_list));
        if (child->parent == new_parent)
                return;
        list_add(&child->ptrace_list, &child->parent->ptrace_children);
-       REMOVE_LINKS(child);
+       remove_parent(child);
        child->parent = new_parent;
-       SET_LINKS(child);
+       add_parent(child);
 }
  
 /*
@@ -77,9 +76,9 @@ void __ptrace_unlink(task_t *child)
        child->ptrace = 0;
        if (!list_empty(&child->ptrace_list)) {
                list_del_init(&child->ptrace_list);
-               REMOVE_LINKS(child);
+               remove_parent(child);
                child->parent = child->real_parent;
-               SET_LINKS(child);
+               add_parent(child);
        }
 
        ptrace_untrace(child);