Use corrected length for TLV data

qistoph · Feb 19, 2012 · f1915db · f1915db
1 parent 0e26c22
commit f1915db
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/CdpSniffino.ino b/CdpSniffino.ino
@@ -100,6 +100,7 @@ void loop() {
         rbufIndex+=2;
         unsigned int cdpFieldLength = (rbuf[rbufIndex] << 8) | rbuf[rbufIndex+1];
         rbufIndex+=2;
+        cdpFieldLength -= 4;
 
         switch(cdpFieldType) {
           case 0x0001:
@@ -130,7 +131,7 @@ void loop() {
             //todo: other types
         }
 
-        rbufIndex += cdpFieldLength - 4;
+        rbufIndex += cdpFieldLength;
       }
 
       Serial.println();