cpuset: drop spurious retval assignment in proc_cpuset_show()

proc_cpuset_show() has a spurious -EINVAL assignment which does
nothing.  Remove it.

This patch doesn't make any functional difference.

tj: Rewrote patch description.

Signed-off-by: Li Zefan <lizefan@huawei.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
This commit is contained in:
Li Zefan 2013-01-15 14:11:32 +08:00 committed by Tejun Heo
parent 27e89ae5d6
commit d127027baf

View File

@ -2677,7 +2677,6 @@ static int proc_cpuset_show(struct seq_file *m, void *unused_v)
if (!tsk)
goto out_free;
retval = -EINVAL;
rcu_read_lock();
css = task_subsys_state(tsk, cpuset_subsys_id);
retval = cgroup_path(css->cgroup, buf, PAGE_SIZE);