cgroup: remove duplicate code in find_css_set()

The list head res->tasks gets initialized twice in find_css_set().

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Acked-by: Paul Menage <menage@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 8412593..2aa4082 100644 (file)
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -470,7 +470,6 @@ static struct css_set *find_css_set(
        /* Link this cgroup group into the list */
        list_add(&res->list, &init_css_set.list);
        css_set_count++;
-       INIT_LIST_HEAD(&res->tasks);
        write_unlock(&css_set_lock);
 
        return res;