From ba05fe7a1b62f558feebd021ae3c679b93c8d740 Mon Sep 17 00:00:00 2001
From: Natalia Portillo <claunia@claunia.com>
Date: Thu, 28 Jul 2016 13:45:57 +0100
Subject: [PATCH] 	* DiscImageChef.Filesystems/LisaFS/Xattr.cs: 	  Do
 not return serial no. if not present.

	* DiscImageChef.Filesystems/LisaFS/Super.cs:
	  Clean more variables on umount.
---
 DiscImageChef.Filesystems/LisaFS/Super.cs |  5 +++++
 DiscImageChef.Filesystems/LisaFS/Xattr.cs | 11 ++++-------
 2 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/DiscImageChef.Filesystems/LisaFS/Super.cs b/DiscImageChef.Filesystems/LisaFS/Super.cs
index a62dfa06f..5b0ee3a96 100644
--- a/DiscImageChef.Filesystems/LisaFS/Super.cs
+++ b/DiscImageChef.Filesystems/LisaFS/Super.cs
@@ -326,6 +326,11 @@ namespace DiscImageChef.Filesystems.LisaFS
             fileCache = null;
             catalogCache = null;
             fileSizeCache = null;
+            printedExtents = null;
+            mddf = new MDDF();
+            volumePrefix = 0;
+            devTagSize = 0;
+            srecords = null;
 
             return Errno.NoError;
         }
diff --git a/DiscImageChef.Filesystems/LisaFS/Xattr.cs b/DiscImageChef.Filesystems/LisaFS/Xattr.cs
index 09984890f..551c4c218 100644
--- a/DiscImageChef.Filesystems/LisaFS/Xattr.cs
+++ b/DiscImageChef.Filesystems/LisaFS/Xattr.cs
@@ -99,7 +99,9 @@ namespace DiscImageChef.Filesystems.LisaFS
                 xattrs = new List<string>();
                 if(file.password_valid > 0)
                     xattrs.Add("com.apple.lisa.password");
-                xattrs.Add("com.apple.lisa.serial");
+
+                if(file.serial > 0)
+                    xattrs.Add("com.apple.lisa.serial");
 
                 if(!ArrayHelpers.ArrayIsNullOrEmpty(file.LisaInfo))
                     xattrs.Add("com.apple.lisa.label");
@@ -114,11 +116,6 @@ namespace DiscImageChef.Filesystems.LisaFS
         }
 
         Errno GetXattr(Int16 fileId, string xattr, out byte[] buf)
-        {
-            return GetXattr(fileId, xattr, out buf, false);
-        }
-
-        Errno GetXattr(Int16 fileId, string xattr, out byte[] buf, bool tags)
         {
             buf = null;
 
@@ -159,7 +156,7 @@ namespace DiscImageChef.Filesystems.LisaFS
                 return Errno.NoError;
             }
 
-            if(xattr == "com.apple.lisa.serial")
+            if(xattr == "com.apple.lisa.serial" && file.serial > 0)
             {
                 buf = Encoding.ASCII.GetBytes(file.serial.ToString());
                 return Errno.NoError;