From 09be4c824ebdbf3c043a07d2d9537a0164a1ecfe Mon Sep 17 00:00:00 2001
From: Felipe Balbi <felipe.balbi@linux.intel.com>
Date: Thu, 12 May 2016 12:34:38 +0300
Subject: cgroup: fix compile warning
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commit 4f41fc59620f ("cgroup, kernfs: make mountinfo
show properly scoped path for cgroup namespaces")
added the following compile warning:
kernel/cgroup.c: In function ‘cgroup_show_path’:
kernel/cgroup.c:1634:15: warning: unused variable ‘ret’ [-Wunused-variable]
int len = 0, ret = 0;
^
fix it.
Fixes: 4f41fc59620f ("cgroup, kernfs: make mountinfo show properly scoped path for cgroup namespaces")
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
---
kernel/cgroup.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
(limited to 'kernel')
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index afea39e..86cb5c6 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1631,7 +1631,7 @@ static int rebind_subsystems(struct cgroup_root *dst_root, u16 ss_mask)
static int cgroup_show_path(struct seq_file *sf, struct kernfs_node *kf_node,
struct kernfs_root *kf_root)
{
- int len = 0, ret = 0;
+ int len = 0;
char *buf = NULL;
struct cgroup_root *kf_cgroot = cgroup_root_from_kf(kf_root);
struct cgroup *ns_cgroup;
--
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