diff --git a/tools/testing/selftests/memfd/memfd_test.c b/tools/testing/selftests/memfd/memfd_test.c
index 3634c909b1b0..cb5001bfa5e3 100644
--- a/tools/testing/selftests/memfd/memfd_test.c
+++ b/tools/testing/selftests/memfd/memfd_test.c
@@ -59,9 +59,9 @@ static void mfd_fail_new(const char *name, unsigned int flags)
 	}
 }
 
-static __u64 mfd_assert_get_seals(int fd)
+static unsigned int mfd_assert_get_seals(int fd)
 {
-	long r;
+	int r;
 
 	r = fcntl(fd, F_GET_SEALS);
 	if (r < 0) {
@@ -69,50 +69,48 @@ static __u64 mfd_assert_get_seals(int fd)
 		abort();
 	}
 
-	return r;
+	return (unsigned int)r;
 }
 
-static void mfd_assert_has_seals(int fd, __u64 seals)
+static void mfd_assert_has_seals(int fd, unsigned int seals)
 {
-	__u64 s;
+	unsigned int s;
 
 	s = mfd_assert_get_seals(fd);
 	if (s != seals) {
-		printf("%llu != %llu = GET_SEALS(%d)\n",
-		       (unsigned long long)seals, (unsigned long long)s, fd);
+		printf("%u != %u = GET_SEALS(%d)\n", seals, s, fd);
 		abort();
 	}
 }
 
-static void mfd_assert_add_seals(int fd, __u64 seals)
+static void mfd_assert_add_seals(int fd, unsigned int seals)
 {
-	long r;
-	__u64 s;
+	int r;
+	unsigned int s;
 
 	s = mfd_assert_get_seals(fd);
 	r = fcntl(fd, F_ADD_SEALS, seals);
 	if (r < 0) {
-		printf("ADD_SEALS(%d, %llu -> %llu) failed: %m\n",
-		       fd, (unsigned long long)s, (unsigned long long)seals);
+		printf("ADD_SEALS(%d, %u -> %u) failed: %m\n", fd, s, seals);
 		abort();
 	}
 }
 
-static void mfd_fail_add_seals(int fd, __u64 seals)
+static void mfd_fail_add_seals(int fd, unsigned int seals)
 {
-	long r;
-	__u64 s;
+	int r;
+	unsigned int s;
 
 	r = fcntl(fd, F_GET_SEALS);
 	if (r < 0)
 		s = 0;
 	else
-		s = r;
+		s = (unsigned int)r;
 
 	r = fcntl(fd, F_ADD_SEALS, seals);
 	if (r >= 0) {
-		printf("ADD_SEALS(%d, %llu -> %llu) didn't fail as expected\n",
-		       fd, (unsigned long long)s, (unsigned long long)seals);
+		printf("ADD_SEALS(%d, %u -> %u) didn't fail as expected\n",
+				fd, s, seals);
 		abort();
 	}
 }