diff --git a/fs/dlm/user.c b/fs/dlm/user.c
index 3e746a6ebac36b8a18a4ffccd6e6a30cc961a1e8..b0201ec325a79578761a686c85ab376944ec2abe 100644
--- a/fs/dlm/user.c
+++ b/fs/dlm/user.c
@@ -115,8 +115,6 @@ static void compat_input(struct dlm_write_request *kb,
 static void compat_output(struct dlm_lock_result *res,
 			  struct dlm_lock_result32 *res32)
 {
-	res32->length = res->length - (sizeof(struct dlm_lock_result) -
-				       sizeof(struct dlm_lock_result32));
 	res32->user_astaddr = (__u32)(long)res->user_astaddr;
 	res32->user_astparam = (__u32)(long)res->user_astparam;
 	res32->user_lksb = (__u32)(long)res->user_lksb;