Fix an bug for PXE boot assert

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10291 6f19259b-4bc3-4df7-8a09-765794883524
diff --git a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c
index f0fc48f..2150e04 100644
--- a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c
+++ b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcImpl.c
@@ -2231,8 +2231,6 @@
     return EFI_NOT_STARTED;

   }

 

-  Private->FileSize = 0;

-

   if (NewDhcpDiscoverValid != NULL) {

     Mode->DhcpDiscoverValid = *NewDhcpDiscoverValid;

   }