{
int r;
+ if (c == NULL) return(0);
+
r=OBJ_NAME_add(OBJ_nid2sn(c->nid),OBJ_NAME_TYPE_CIPHER_METH,(const char *)c);
if (r == 0) return(0);
check_defer(c->nid);
r=OBJ_NAME_add(OBJ_nid2ln(md->type),OBJ_NAME_TYPE_MD_METH,(const char *)md);
if (r == 0) return(0);
- if (md->type != md->pkey_type)
+ if (md->pkey_type && md->type != md->pkey_type)
{
r=OBJ_NAME_add(OBJ_nid2sn(md->pkey_type),
OBJ_NAME_TYPE_MD_METH|OBJ_NAME_ALIAS,name);