From: qianouyang <qianouyang@6f19259b-4bc3-4df7-8a09-765794883524>
Date: Mon, 1 Feb 2010 09:53:52 +0000 (+0000)
Subject: MdeModulePkg\Library\DxeNetLib: Update the NetLibStrToIp6andPrefix() to return differ... 
X-Git-Tag: edk2-stable201903~16438
X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=commitdiff_plain;h=04bb6788ddc58a354e487ea27e5a4194102fc4b5

MdeModulePkg\Library\DxeNetLib: Update the NetLibStrToIp6andPrefix() to return different values for two situations -  a.  The Input string doesn’t contain the prefix length; b. The prefix length contains prefix length and the prefix length is zero.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9898 6f19259b-4bc3-4df7-8a09-765794883524
---

diff --git a/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c b/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c
index d89ac6483d..a5a6762985 100644
--- a/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c
+++ b/MdeModulePkg/Library/DxeNetLib/DxeNetLib.c
@@ -2759,14 +2759,18 @@ NetLibStrToIp6andPrefix (
     goto Exit;
   }
 
+  //
+  // If input string doesn't indicate the prefix length, return 0xff.
+  //
+  Length = 0xFF;
+  
   //
   // Convert the string to prefix length
   //
-  Length = 0;
   if (PrefixStr != NULL) {
 
     Status = EFI_INVALID_PARAMETER;
-
+    Length = 0;
     while (*PrefixStr != '\0') {
       if (NET_IS_DIGIT (*PrefixStr)) {
         Length = (UINT8) (Length * 10 + (*PrefixStr - '0'));