public final boolean isVerifyFailed() {
        return this.verifyFailed;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.util.transport.Response#getGrantedCredits()
     */
    @Override
    public int getGrantedCredits() {
        return getCredit();
    }

    /**
     * {@inheritDoc}
     *
     * @throws SMBProtocolDecodingException if there is an error decoding the response

            }
            return new SmbNegotiation(smb2neg, r, negoReqBuffer, negoRespBuffer);
        } finally {
            int grantedCredits = r != null ? r.getGrantedCredits() : 0;
            if (grantedCredits == 0) {
                grantedCredits = 1;
            }
            this.credits.release(grantedCredits);
            Arrays.fill(this.sbuf, (byte) 0);
        }