OBJ_obj2txt() should return the total amount of space required

reported by @rhenium on GitHub
ok jsing@

1 files changed, 1 insertions, 5 deletions

diff --git a/src/lib/libcrypto/objects/obj_dat.c b/src/lib/libcrypto/objects/obj_dat.c
index 1ae38bc4e8..1d6207072d 100644
--- a/src/lib/libcrypto/objects/obj_dat.c
+++ b/src/lib/libcrypto/objects/obj_dat.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: obj_dat.c,v 1.36 2016/07/17 21:23:50 bcook Exp $ */
+/* $OpenBSD: obj_dat.c,v 1.37 2016/12/22 16:57:38 inoguchi Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -552,10 +552,6 @@ OBJ_obj2txt(char *buf, int buf_len, const ASN1_OBJECT *a, int no_name)
                         ret++;
                 }
 
-                if (buf_len <= 0) {
-                        ret = 0;
-                        goto out;
-                }
                 if (use_bn) {
                         char *bndec;