block: strip out locking optimization in put_io_context()

[linux.git] / block / blk-cgroup.c

diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index fa8f26309444d2cdda41cae813cf6f5a70f1de06..75642a352a8f40595069f0833a8e7cef131eca02 100644 (file)
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -1659,7 +1659,7 @@ static void blkiocg_attach(struct cgroup_subsys *ss, struct cgroup *cgrp,
                ioc = get_task_io_context(task, GFP_ATOMIC, NUMA_NO_NODE);
                if (ioc) {
                        ioc_cgroup_changed(ioc);
-                       put_io_context(ioc, NULL);
+                       put_io_context(ioc);
                }
        }
 }