nfsd: Unregister the cld notifier when laundry_wq create failed

[ Upstream commit 62fdb65edb6c43306c774939001f3a00974832aa ]

If laundry_wq create failed, the cld notifier should be unregistered.

Signed-off-by: Zhang Xiaoxu <zhangxiaoxu5@huawei.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index 322a208878f2c23f306bb60ce38e756a19890494..55949e60897d5acc66c4c50fdfe801d09cc4fe79 100644 (file)
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -1543,12 +1543,14 @@ static int __init init_nfsd(void)
                goto out_free_filesystem;
        retval = register_cld_notifier();
        if (retval)
-               goto out_free_all;
+               goto out_free_subsys;
        retval = nfsd4_create_laundry_wq();
        if (retval)
                goto out_free_all;
        return 0;
 out_free_all:
+       unregister_cld_notifier();
+out_free_subsys:
        unregister_pernet_subsys(&nfsd_net_ops);
 out_free_filesystem:
        unregister_filesystem(&nfsd_fs_type);