cgroup: remove stray references to css_id

Trivial: remove the few stray references to css_id, which itself
was removed in v3.13's 2ff2a7d03bbe "cgroup: kill css_id".

Signed-off-by: Hugh Dickins <hughd@google.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

1 files changed, 0 insertions, 1 deletions

diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c
index fbcc851ed5a5..61bcfc21d2a0 100644
--- a/drivers/md/bcache/request.c
+++ b/drivers/md/bcache/request.c
@@ -163,7 +163,6 @@ static struct cgroup_subsys_state *bcachecg_create(struct cgroup *cgroup)
 static void bcachecg_destroy(struct cgroup *cgroup)
 {
         struct bch_cgroup *cg = cgroup_to_bcache(cgroup);
-        free_css_id(&bcache_subsys, &cg->css);
         kfree(cg);
 }