commit dea33cfd99022d82d923a0c6a3bd895fb6683fb2
author Oleg Nesterov <oleg@redhat.com> Wed Jun 17 16:27:29 2009 -0700
committer Linus Torvalds <torvalds@linux-foundation.org> Thu Jun 18 13:03:49 2009 -0700
tree 889ea712abbbb8b8c220dd593383ec6f9ad15ffc
parent 48597760fad3d6a3e30a14241a3ce5ccb1a0e9bc

ptrace: mm_need_new_owner: use ->real_parent to search in the siblings

"Search in the siblings" should use ->real_parent, not ->parent.  If the
task is traced then ->parent == tracer, while the task's parent is always
->real_parent.

Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Roland McGrath <roland@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>