Free the correct type in OBJ_add_object()

We should be using ASN1_OBJECT_free() not OPENSSL_free().

Fixes #5568

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/5599)

diff --git a/crypto/objects/obj_dat.c b/crypto/objects/obj_dat.c
index c43d86edfbe143c893e1fb7d8a0dd72946bb7c51..315afa9dbed3e60754cd1abd1a8c07834283b6fd 100644 (file)
--- a/crypto/objects/obj_dat.c
+++ b/crypto/objects/obj_dat.c
@@ -305,9 +305,8 @@ int OBJ_add_object(const ASN1_OBJECT *obj)
     for (i = ADDED_DATA; i <= ADDED_NID; i++)
         if (ao[i] != NULL)
             OPENSSL_free(ao[i]);
-    if (o != NULL)
-        OPENSSL_free(o);
-    return (NID_undef);
+    ASN1_OBJECT_free(o);
+    return NID_undef;
 }
 
 ASN1_OBJECT *OBJ_nid2obj(int n)