1 files changed, 4 insertions, 7 deletions

diff --git a/kernel/fork.c b/kernel/fork.c
index f2b494d7c557..e7548dee636b 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -1187,12 +1187,6 @@ static struct task_struct *copy_process(unsigned long clone_flags,
                 pid = alloc_pid(p->nsproxy->pid_ns);
                 if (!pid)
                         goto bad_fork_cleanup_io;
-
-                if (clone_flags & CLONE_NEWPID) {
-                        retval = pid_ns_prepare_proc(p->nsproxy->pid_ns);
-                        if (retval < 0)
-                                goto bad_fork_free_pid;
-                }
         }
 
         p->pid = pid_nr(pid);
@@ -1211,6 +1205,9 @@ static struct task_struct *copy_process(unsigned long clone_flags,
          * Clear TID on mm_release()?
          */
         p->clear_child_tid = (clone_flags & CLONE_CHILD_CLEARTID) ? child_tidptr: NULL;
+#ifdef CONFIG_BLOCK
+        p->plug = NULL;
+#endif
 #ifdef CONFIG_FUTEX
         p->robust_list = NULL;
 #ifdef CONFIG_COMPAT
@@ -1296,7 +1293,7 @@ static struct task_struct *copy_process(unsigned long clone_flags,
                 tracehook_finish_clone(p, clone_flags, trace);
 
                 if (thread_group_leader(p)) {
-                        if (clone_flags & CLONE_NEWPID)
+                        if (is_child_reaper(pid))
                                 p->nsproxy->pid_ns->child_reaper = p;
 
                         p->signal->leader_pid = pid;