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No functional changes. ptrace_init_task() looks confusing, as if we always auto-attach when "bool ptrace" argument is true, while in fact we attach only if current is traced. Make the code more explicit and kill now unused ptrace_link(). 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>