1 files changed, 4 insertions, 3 deletions

diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 65327652c61a..310c63c8ab2c 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -48,11 +48,12 @@ struct nfs_client {
         struct rpc_clnt *       cl_rpcclient;
         const struct nfs_rpc_ops *rpc_ops;      /* NFS protocol vector */
         int                     cl_proto;       /* Network transport protocol */
+        struct nfs_subversion * cl_nfs_mod;     /* pointer to nfs version module */
 
         u32                     cl_minorversion;/* NFSv4 minorversion */
         struct rpc_cred         *cl_machine_cred;
 
-#ifdef CONFIG_NFS_V4
+#if IS_ENABLED(CONFIG_NFS_V4)
         u64                     cl_clientid;    /* constant */
         nfs4_verifier           cl_confirm;     /* Clientid verifier */
         unsigned long           cl_state;
@@ -137,7 +138,7 @@ struct nfs_server {
 #endif
 
         u32                     pnfs_blksize;   /* layout_blksize attr */
-#ifdef CONFIG_NFS_V4
+#if IS_ENABLED(CONFIG_NFS_V4)
         u32                     attr_bitmask[3];/* V4 bitmask representing the set
                                                    of attributes supported on this
                                                    filesystem */
@@ -200,7 +201,7 @@ struct nfs_server {
 #define NFS4_MAX_SLOT_TABLE (256U)
 #define NFS4_NO_SLOT ((u32)-1)
 
-#if defined(CONFIG_NFS_V4)
+#if IS_ENABLED(CONFIG_NFS_V4)
 
 /* Sessions */
 #define SLOT_TABLE_SZ DIV_ROUND_UP(NFS4_MAX_SLOT_TABLE, 8*sizeof(long))