Fixed EBC build issues.

[mirror_edk2.git] / MdeModulePkg / Universal / Network / Tcp4Dxe / Tcp4Output.c

diff --git a/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Output.c b/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Output.c
index f2987e769c4bf17c169ede2fbced3eff7fed0a3a..870403fa2ee9a653136b7366dbe55112ef54991b 100644 (file)
--- a/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Output.c
+++ b/MdeModulePkg/Universal/Network/Tcp4Dxe/Tcp4Output.c
@@ -1003,6 +1003,9 @@ TcpToSendAck (
   IN TCP_CB *Tcb\r
   )\r
 {\r
+  UINT32 TcpNow;\r
+\r
+  TcpNow = TcpRcvWinNow (Tcb);\r
   //\r
   // Generally, TCP should send a delayed ACK unless:\r
   //   1. ACK at least every other FULL sized segment received,\r
@@ -1011,7 +1014,7 @@ TcpToSendAck (
   //\r
   if (TCP_FLG_ON (Tcb->CtrlFlag, TCP_CTRL_ACK_NOW) ||\r
       (Tcb->DelayedAck >= 1) ||\r
-      (TcpRcvWinNow (Tcb) > TcpRcvWinOld (Tcb))\r
+      (TcpNow > TcpRcvWinOld (Tcb))\r
       ) {\r
     TcpSendAck (Tcb);\r
     return;\r