NFS: Fix a compile issue when !CONFIG_NFS_V4_1

The attempt to display the implementation ID needs to be conditional on
whether or not CONFIG_NFS_V4_1 is defined

Reported-by: Bryan Schumaker <Bryan.Schumaker@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

1 files changed, 19 insertions, 9 deletions

diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index 3935a371f5a0..aac403085be5 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -775,7 +775,6 @@ static void show_sessions(struct seq_file *m, struct nfs_server *server) {}
 #endif
 #endif
 
-#ifdef CONFIG_NFS_V4
 #ifdef CONFIG_NFS_V4_1
 static void show_pnfs(struct seq_file *m, struct nfs_server *server)
 {
@@ -785,9 +784,26 @@ static void show_pnfs(struct seq_file *m, struct nfs_server *server)
         else
                 seq_printf(m, "not configured");
 }
+
+static void show_implementation_id(struct seq_file *m, struct nfs_server *nfss)
+{
+        if (nfss->nfs_client && nfss->nfs_client->impl_id) {
+                struct nfs41_impl_id *impl_id = nfss->nfs_client->impl_id;
+                seq_printf(m, "\n\timpl_id:\tname='%s',domain='%s',"
+                           "date='%llu,%u'",
+                           impl_id->name, impl_id->domain,
+                           impl_id->date.seconds, impl_id->date.nseconds);
+        }
+}
 #else
-static void show_pnfs(struct seq_file *m, struct nfs_server *server) {}
+#ifdef CONFIG_NFS_V4
+static void show_pnfs(struct seq_file *m, struct nfs_server *server)
+{
+}
 #endif
+static void show_implementation_id(struct seq_file *m, struct nfs_server *nfss)
+{
+}
 #endif
 
 static int nfs_show_devname(struct seq_file *m, struct dentry *root)
@@ -836,13 +852,7 @@ static int nfs_show_stats(struct seq_file *m, struct dentry *root)
 
         seq_printf(m, "\n\tage:\t%lu", (jiffies - nfss->mount_time) / HZ);
 
-        if (nfss->nfs_client && nfss->nfs_client->impl_id) {
-                struct nfs41_impl_id *impl_id = nfss->nfs_client->impl_id;
-                seq_printf(m, "\n\timpl_id:\tname='%s',domain='%s',"
-                           "date='%llu,%u'",
-                           impl_id->name, impl_id->domain,
-                           impl_id->date.seconds, impl_id->date.nseconds);
-        }
+        show_implementation_id(m, nfss);
 
         seq_printf(m, "\n\tcaps:\t");
         seq_printf(m, "caps=0x%x", nfss->caps);