Get MaxPacketSize from IP4 mode data and reduce the head size of UDP and MTFTP, and take it as BlockSize to download.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9894 6f19259b-4bc3-4df7-8a09-765794883524
2010-02-01 03:32:28 +00:00
parent 9f7d5b46aa
commit fa6d3ee491
4 changed files with 29 additions and 11 deletions
--- a/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcDhcp.c
+++ b/MdeModulePkg/Universal/Network/UefiPxeBcDxe/PxeBcDhcp.c
@@ -1270,7 +1270,9 @@ PxeBcDiscvBootService (
    //
    // free the responselist
    //
-    FreePool (Token.ResponseList);
+    if (Token.ResponseList != NULL) {
+      FreePool (Token.ResponseList);
+    }
  }
  //
  // Free the dhcp packet