nfs: Referrals not inheriting proto setting from parent

Commit 530ea4219231 ("nfs: Referrals should use the same proto setting
as their parent") encloses the fix with #ifdef CONFIG_SUNRPC_XPRT_RDMA.

CONFIG_SUNRPC_XPRT_RDMA is a tristate option, so it should be tested
with #if IS_ENABLED().

Fixes: 530ea4219231 ("nfs: Referrals should use the same proto setting as their parent")
Reported-by: Helen Chao <helen.chao@oracle.com>
Tested-by: Helen Chao <helen.chao@oracle.com>
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Bill Baker <bill.baker@oracle.com>
Signed-off-by: Calum Mackay <calum.mackay@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index 979631411a0e..d7124fb12041 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -1127,7 +1127,7 @@ struct nfs_server *nfs4_create_referral_server(struct nfs_clone_mount *data,
         nfs_server_copy_userdata(server, parent_server);
 
         /* Get a client representation */
-#ifdef CONFIG_SUNRPC_XPRT_RDMA
+#if IS_ENABLED(CONFIG_SUNRPC_XPRT_RDMA)
         rpc_set_port(data->addr, NFS_RDMA_PORT);
         error = nfs4_set_client(server, data->hostname,
                                 data->addr,
@@ -1139,7 +1139,7 @@ struct nfs_server *nfs4_create_referral_server(struct nfs_clone_mount *data,
                                 parent_client->cl_net);
         if (!error)
                 goto init_server;
-#endif  /* CONFIG_SUNRPC_XPRT_RDMA */
+#endif  /* IS_ENABLED(CONFIG_SUNRPC_XPRT_RDMA) */
 
         rpc_set_port(data->addr, NFS_PORT);
         error = nfs4_set_client(server, data->hostname,
@@ -1153,7 +1153,7 @@ struct nfs_server *nfs4_create_referral_server(struct nfs_clone_mount *data,
         if (error < 0)
                 goto error;
 
-#ifdef CONFIG_SUNRPC_XPRT_RDMA
+#if IS_ENABLED(CONFIG_SUNRPC_XPRT_RDMA)
 init_server:
 #endif
         error = nfs_init_server_rpcclient(server, parent_server->client->cl_timeout, data->authflavor);