From affc1052644a88b79dc3844c359543442719187b Mon Sep 17 00:00:00 2001
From: Shukui Yang <yangshukui@huawei.com>
Date: Thu, 13 Oct 2016 15:55:30 +0800
Subject: [PATCH] tiny fix, add a null check for specs.Resources.Pids.Limit

Signed-off-by: Shukui Yang <yangshukui@huawei.com>
---
 libcontainer/specconv/spec_linux.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libcontainer/specconv/spec_linux.go b/libcontainer/specconv/spec_linux.go
index 7e12ffd193e..19a4cc43128 100644
--- a/libcontainer/specconv/spec_linux.go
+++ b/libcontainer/specconv/spec_linux.go
@@ -373,7 +373,7 @@ func createCgroupConfig(name string, useSystemdCgroup bool, spec *specs.Spec) (*
 			c.Resources.CpusetMems = *r.CPU.Mems
 		}
 	}
-	if r.Pids != nil {
+	if r.Pids != nil && r.Pids.Limit != nil {
 		c.Resources.PidsLimit = *r.Pids.Limit
 	}
 	if r.BlockIO != nil {