Refine code to make code run more safely.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10955 6f19259b-4bc3-4df7-8a09-765794883524
2010-10-18 11:33:26 +00:00
parent 6517edbe51
commit fbe12b79ae
7 changed files with 11 additions and 7 deletions
--- a/MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Input.c
+++ b/MdeModulePkg/Universal/Network/Ip4Dxe/Ip4Input.c
@@ -883,6 +883,8 @@ Ip4AccpetFrame (
      goto RESTART;
    }
  }
+  
+  ASSERT (Packet != NULL);
  Head  = Packet->Ip.Ip4;
  IP4_GET_CLIP_INFO (Packet)->Status = EFI_SUCCESS;