diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index e2d1ce3..4babb2a 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -173,14 +173,17 @@
 /*
  * Host cache
  */
-struct nlm_host * nlmclnt_lookup_host(const struct sockaddr_in *, int, int, const char *, int);
-struct nlm_host * nlmsvc_lookup_host(struct svc_rqst *, const char *, int);
+struct nlm_host  *nlmclnt_lookup_host(const struct sockaddr_in *, int, int,
+					const char *, unsigned int);
+struct nlm_host  *nlmsvc_lookup_host(struct svc_rqst *, const char *,
+					unsigned int);
 struct rpc_clnt * nlm_bind_host(struct nlm_host *);
 void		  nlm_rebind_host(struct nlm_host *);
 struct nlm_host * nlm_get_host(struct nlm_host *);
 void		  nlm_release_host(struct nlm_host *);
 void		  nlm_shutdown_hosts(void);
-extern void	  nlm_host_rebooted(const struct sockaddr_in *, const char *, int, u32);
+extern void	  nlm_host_rebooted(const struct sockaddr_in *, const char *,
+					unsigned int, u32);
 void		  nsm_release(struct nsm_handle *);
 
 
diff --git a/include/linux/lockd/xdr.h b/include/linux/lockd/xdr.h
index 83a1f9f..df18fa0 100644
--- a/include/linux/lockd/xdr.h
+++ b/include/linux/lockd/xdr.h
@@ -29,7 +29,7 @@
 /* Lock info passed via NLM */
 struct nlm_lock {
 	char *			caller;
-	int			len; 	/* length of "caller" */
+	unsigned int		len; 	/* length of "caller" */
 	struct nfs_fh		fh;
 	struct xdr_netobj	oh;
 	u32			svid;
@@ -78,7 +78,7 @@
  */
 struct nlm_reboot {
 	char *		mon;
-	int		len;
+	unsigned int	len;
 	u32		state;
 	__be32		addr;
 	__be32		vers;