From be4784b97645a40676df319571d80fc66fc50c40 Mon Sep 17 00:00:00 2001
From: BYAMASU Patrick Paul <43136469+byamasu-patrick@users.noreply.github.com>
Date: Sun, 16 Apr 2023 22:20:29 +0200
Subject: [PATCH] Solved compilation error for ESP8266 Node MCU error for
 functions that were supposed to return values but did not

---
 DFRobot_ID809.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/DFRobot_ID809.cpp b/DFRobot_ID809.cpp
index 33eb4b5..14e133a 100644
--- a/DFRobot_ID809.cpp
+++ b/DFRobot_ID809.cpp
@@ -349,6 +349,8 @@ uint8_t DFRobot_ID809::getFingerImage(uint8_t *image)
        memcpy(image+i*496,tempData+2,496);
   }
   free(tempData);
+
+  return ERR_SUCCESS;
 }
 uint8_t DFRobot_ID809::getQuarterFingerImage(uint8_t *image){
 
@@ -385,6 +387,7 @@ uint8_t DFRobot_ID809::getQuarterFingerImage(uint8_t *image){
        memcpy(image+i*496,tempData+2,496);
   }
   free(tempData);
+  return ERR_SUCCESS;
 
 }
 uint8_t DFRobot_ID809::downLoadImage(uint16_t id,uint8_t * temp)
@@ -453,6 +456,7 @@ uint8_t DFRobot_ID809::receiveImageData(uint8_t * image){
   if(ret != ERR_SUCCESS) {
     return ERR_ID809;
   }
+  return ERR_SUCCESS;
 
 }
 String DFRobot_ID809::getModuleSN(){