From a4387d0c9224018e208db958e53d387c833430c3 Mon Sep 17 00:00:00 2001
From: Shannon Wynter <shannon.wynter@ladbrokes.com.au>
Date: Mon, 18 Apr 2016 14:38:24 +1000
Subject: [PATCH] emulate original behaviour

---
 process/process_linux.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/process/process_linux.go b/process/process_linux.go
index 4769047..adc06d3 100644
--- a/process/process_linux.go
+++ b/process/process_linux.go
@@ -120,6 +120,9 @@ func (p *Process) Parent() (*Process, error) {
 	if err != nil {
 		return nil, err
 	}
+	if p.parent == 0 {
+		return nil, fmt.Errorf("wrong number of parents")
+	}
 	return NewProcess(p.parent)
 }
 func (p *Process) Status() (string, error) {