Add support for SRAM on board the STM3240G-EVAL board

git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4430 7fd9a85b-ad96-42d3-883c-3090e2eb8679

nuttx/net/uip/uip_tcpinput.c

@@ -179,16 +179,18 @@ void uip_tcpinput(struct uip_driver_s *dev)
               /* The connection structure was successfully allocated.  Now see if
                * there is an application waiting to accept the connection (or at
                * least queue it it for acceptance).
+               *
+               * TCP state machine should move to the ESTABLISHED state only after
+               * it has received ACK from the host.
                */
 
-              conn->tcpstateflags = UIP_ESTABLISHED;
-              conn->crefs         = 1;
+              conn->crefs = 1;
 
               if (uip_accept(dev, conn, tmp16) != OK)
                 {
                   /* No, then we have to give the connection back */
 
-                  conn->crefs     = 0;
+                  conn->crefs = 0;
                   uip_tcpfree(conn);
                   conn = NULL;
                 }