Commit 09be4c82 authored May 12, 2016 by Felipe Balbi Committed by Tejun Heo May 12, 2016

cgroup: fix compile warning



commit 4f41fc59 ("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: 4f41fc59 ("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>

parent 3cc9b23c

kernel/cgroup.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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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