修改bug

patient-co/patient-co-wlyy/src/main/java/com/yihu/wlyy/service/app/concern/ConcernService.java

@@ -58,6 +58,10 @@ public class ConcernService extends BaseService {
    @Transactional
    public boolean addConcern(
            String patientCode, String doctorCode, Integer concernSource) {
        ConcernDO concernDO=  concernDao.findByPatientAndDoctor(patientCode,doctorCode);
        if(concernDO!=null){
            return false;
        }
        Patient patient = patientDao.findByCode(patientCode);
        Doctor doctor = doctorDao.findByCodeWithLock(doctorCode);