diff --git a/sys/kern/kern_prot.c b/sys/kern/kern_prot.c
--- a/sys/kern/kern_prot.c
+++ b/sys/kern/kern_prot.c
@@ -2365,7 +2365,7 @@
 }
 
 static void
-crunusebatch(struct ucred *cr, int users, int ref)
+crunusebatch(struct ucred *cr, u_int users, long ref)
 {
 
 	KASSERT(users > 0, ("%s: passed users %d not > 0 ; cred %p",
diff --git a/sys/sys/ucred.h b/sys/sys/ucred.h
--- a/sys/sys/ucred.h
+++ b/sys/sys/ucred.h
@@ -192,8 +192,8 @@
 
 struct credbatch {
 	struct ucred *cred;
-	int users;
-	int ref;
+	u_int users;
+	long ref;
 };
 
 static inline void