Check return value of OBJ_nid2obj in dsa_pub_encode.
CLA: trivial
@@ -82,6 +82,7 @@ static int dsa_pub_encode(X509_PUBKEY *pk, const EVP_PKEY *pkey)
int penclen;
ASN1_STRING *str = NULL;
ASN1_INTEGER *pubint = NULL;
+ ASN1_OBJECT *aobj;
dsa = pkey->pkey.dsa;
if (pkey->save_parameters && dsa->p && dsa->q && dsa->g) {
@@ -114,8 +115,11 @@ static int dsa_pub_encode(X509_PUBKEY *pk, const EVP_PKEY *pkey)
goto err;
}
- if (X509_PUBKEY_set0_param(pk, OBJ_nid2obj(EVP_PKEY_DSA),
- ptype, str, penc, penclen))
+ aobj = OBJ_nid2obj(EVP_PKEY_DSA);
+ if (aobj == NULL)
+ goto err;
+
+ if (X509_PUBKEY_set0_param(pk, aobj, ptype, str, penc, penclen))
return 1;
err:
