eckey = eckey_type2param(ptype, pval);
- if (!eckey)
+ if (eckey == NULL)
goto ecliberr;
/* We have parameters now set private key */
const EC_GROUP *grp;
EVP_PKEY *pk;
pk = EVP_PKEY_CTX_get0_pkey(pctx);
- if (!pk)
+ if (pk == NULL)
goto err;
grp = EC_KEY_get0_group(pk->pkey.ec);
ecpeer = EC_KEY_new();
/* We have parameters now set public key */
plen = ASN1_STRING_length(pubkey);
p = ASN1_STRING_get0_data(pubkey);
- if (!p || !plen)
+ if (p == NULL || plen == 0)
goto err;
if (!o2i_ECPublicKey(&ecpeer, &p, plen))
goto err;