From 8799f0a37ef24fe2709b6e7fdb4ca2c1c9586718 Mon Sep 17 00:00:00 2001
From: Gao feng <gaofeng@cn.fujitsu.com>
Date: Fri, 13 Sep 2013 11:17:05 +0800
Subject: [PATCH] cgroup: add the missing setting of variable's value

set the value of variable "r" to the return value
of cg_set_attribute.
---
 src/core/cgroup.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/cgroup.c b/src/core/cgroup.c
index 513450a..9804227 100644
--- a/src/core/cgroup.c
+++ b/src/core/cgroup.c
@@ -264,7 +264,7 @@ void cgroup_context_apply(CGroupContext *c, CGroupControllerMask mask, const cha
                         log_error("Failed to set memory.limit_in_bytes on %s: %s", path, strerror(-r));
 
                 sprintf(buf, "%" PRIu64 "\n", c->memory_soft_limit);
-                cg_set_attribute("memory", path, "memory.soft_limit_in_bytes", buf);
+                r = cg_set_attribute("memory", path, "memory.soft_limit_in_bytes", buf);
                 if (r < 0)
                         log_error("Failed to set memory.limit_in_bytes on %s: %s", path, strerror(-r));
         }