nfsd: Remove duplicate define of IDMAP_NAMESZ/IDMAP_TYPE_xx

Just using the macro defined in nfs_idmap.h.

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
diff --git a/fs/nfsd/idmap.h b/fs/nfsd/idmap.h
index a3f3490..23cc85d 100644
--- a/fs/nfsd/idmap.h
+++ b/fs/nfsd/idmap.h
@@ -37,9 +37,7 @@
 
 #include <linux/in.h>
 #include <linux/sunrpc/svc.h>
-
-/* XXX from linux/nfs_idmap.h */
-#define IDMAP_NAMESZ 128
+#include <linux/nfs_idmap.h>
 
 #ifdef CONFIG_NFSD_V4
 int nfsd_idmap_init(struct net *);
diff --git a/fs/nfsd/nfs4idmap.c b/fs/nfsd/nfs4idmap.c
index e1b3d3d..5b20577 100644
--- a/fs/nfsd/nfs4idmap.c
+++ b/fs/nfsd/nfs4idmap.c
@@ -59,9 +59,6 @@
  * that.
  */
 
-#define IDMAP_TYPE_USER  0
-#define IDMAP_TYPE_GROUP 1
-
 struct ent {
 	struct cache_head h;
 	int               type;		       /* User / Group */