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:
86:55bc5ddac16c
Parent:
61:aad055f1b0d1
Child:
94:e2973a2c488e
--- a/eth/eth.c	Sat Nov 17 18:50:48 2018 +0000
+++ b/eth/eth.c	Sun Nov 18 12:13:15 2018 +0000
@@ -67,10 +67,16 @@
     int dataLengthTx = *pSizeTx - sizeof(struct header);
     if (dataLengthTx > MTU) dataLengthTx = MTU; //Limit the transmitted length to the maximum ethernet frame payload length
         
-    if (!MacAccept(pHeaderRx->dst)) return DO_NOTHING;
+    if (!MacAccept(pHeaderRx->dst))
+    {
+        return DO_NOTHING;
+    }
     
     protocol = NetToHost16(pHeaderRx->typ);
-    if (protocol < 1500) return DO_NOTHING; //drop 802.3 messages
+    if (protocol < 1500)
+    {
+        return DO_NOTHING; //drop 802.3 messages
+    }
 
     NetTraceHostCheckMac(pHeaderRx->src);
 
@@ -91,7 +97,10 @@
             LogTimeF("ETH protocol %d not handled", protocol);
             break;
     }
-    if (!action) return DO_NOTHING;
+    if (!action)
+    {
+        return DO_NOTHING;
+    }
         
     MacMakeFromDest(ActionGetDestPart(action), protocol, macRemote);
     MacCopy(pHeaderTx->src, MacLocal);