diff --git a/fs/btrfs/async-thread.c b/fs/btrfs/async-thread.c
index 8d4cc46..5fe6a0d 100644
--- a/fs/btrfs/async-thread.c
+++ b/fs/btrfs/async-thread.c
@@ -187,6 +187,7 @@
 		worker->task = kthread_run(worker_loop, worker, "btrfs");
 		worker->workers = workers;
 		if (IS_ERR(worker->task)) {
+			kfree(worker);
 			ret = PTR_ERR(worker->task);
 			goto fail;
 		}