revert

src/tcp/tcp.go

@@ -126,15 +126,19 @@ func chanFromConn(conn net.Conn) chan []byte {
 	c := make(chan []byte)
 
 	go func() {
+		b := make([]byte, models.TCP_BUFFER_SIZE)
 
 		for {
-			b := make([]byte, models.TCP_BUFFER_SIZE)
-			_, err := conn.Read(b)
+			n, err := conn.Read(b)
+			if n > 0 {
+				res := make([]byte, n)
+				// Copy the buffer so it doesn't get changed while read by the recipient.
+				copy(res, b[:n])
+				c <- res
+			}
 			if err != nil {
 				c <- nil
 				break
-			} else {
-				c <- b
 			}
 		}
 	}()