Andrew Boyson / net

A stack which works with or without an Mbed os library. Provides IPv4 or IPv6 with a full 1500 byte buffer.

Dependents:   oldheating gps motorhome heating

Diff: eth/eth.c

Revision:
94:e2973a2c488e
Parent:
86:55bc5ddac16c
Child:
97:d91f7db00235
diff -r 580fc113d9e9 -r e2973a2c488e eth/eth.c
--- a/eth/eth.c	Sun Dec 02 18:40:35 2018 +0000
+++ b/eth/eth.c	Wed Dec 05 18:30:37 2018 +0000
@@ -118,7 +118,8 @@
     struct header * pHeader = (struct header*)pPacket;
     void* pData = (char*)pPacket + sizeof(struct header);
     
-    int dataLength = 0;
+    int dataLength = *pSize - sizeof(struct header);
+    if (dataLength > MTU) dataLength = MTU; //Limit the transmitted length to the maximum ethernet frame payload length
     protocol = 0;
     int action = DO_NOTHING;
     if (!action)