diff --git a/NetworkPkg/IScsiDxe/IScsiDxe.inf b/NetworkPkg/IScsiDxe/IScsiDxe.inf
index 995ec853d2..61a0693a07 100644
--- a/NetworkPkg/IScsiDxe/IScsiDxe.inf
+++ b/NetworkPkg/IScsiDxe/IScsiDxe.inf
@@ -124,7 +124,6 @@
   gEfiIfrTianoGuid                              ## SOMETIMES_PRODUCES ## UNDEFINED
   gEfiAcpiTableGuid                             ## SOMETIMES_CONSUMES ## SystemTable
   gEfiAcpi10TableGuid                           ## SOMETIMES_CONSUMES ## SystemTable
-  gEfiAcpi20TableGuid                           ## SOMETIMES_CONSUMES ## SystemTable
   gEfiAdapterInfoNetworkBootGuid                ## SOMETIMES_CONSUMES ## UNDEFINED
   gEfiAdapterInfoUndiIpv6SupportGuid            ## SOMETIMES_CONSUMES ## GUID
 
diff --git a/NetworkPkg/IScsiDxe/IScsiProto.c b/NetworkPkg/IScsiDxe/IScsiProto.c
index 7619360568..f4a49c677a 100644
--- a/NetworkPkg/IScsiDxe/IScsiProto.c
+++ b/NetworkPkg/IScsiDxe/IScsiProto.c
@@ -2096,39 +2096,6 @@ IScsiDelTcb (
 }
 
 
-/**
-  Find the task control block by the initator task tag.
-
-  @param[in]  TcbList         The tcb list.
-  @param[in]  InitiatorTaskTag The initiator task tag.
-
-  @return The task control block found.
-  @retval NULL The task control block cannot be found.
-
-**/
-ISCSI_TCB *
-IScsiFindTcbByITT (
-  IN LIST_ENTRY      *TcbList,
-  IN UINT32          InitiatorTaskTag
-  )
-{
-  ISCSI_TCB       *Tcb;
-  LIST_ENTRY      *Entry;
-
-  Tcb = NULL;
-
-  NET_LIST_FOR_EACH (Entry, TcbList) {
-    Tcb = NET_LIST_USER_STRUCT (Entry, ISCSI_TCB, Link);
-
-    if (Tcb->InitiatorTaskTag == InitiatorTaskTag) {
-      break;
-    }
-  }
-
-  return Tcb;
-}
-
-
 /**
   Create a data segment, pad it, and calculate the CRC if needed.