From ccdfed5587d4da1f2a4154ed151626d79765cc8f Mon Sep 17 00:00:00 2001
From: Jeremy Allison <jra@samba.org>
Date: Fri, 6 Dec 2002 19:59:04 +0000
Subject: Ensure global_scope() returns "", not the NULL string. Froma tpot
 fix. Jeremy. (This used to be commit
 0ff254264e6e43399404595bc87b5bd889e17952)

---
 source3/lib/util.c      | 6 ++++++
 source3/libsmb/nmblib.c | 2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/source3/lib/util.c b/source3/lib/util.c
index 2e43281a88..a83e17c661 100644
--- a/source3/lib/util.c
+++ b/source3/lib/util.c
@@ -140,8 +140,14 @@ BOOL set_global_scope(const char *scope)
 	return True;
 }
 
+/*********************************************************************
+ Ensure scope is never null string.
+*********************************************************************/
+
 const char *global_scope(void)
 {
+	if (!smb_scope)
+		set_global_scope("");
 	return smb_scope;
 }
 
diff --git a/source3/libsmb/nmblib.c b/source3/libsmb/nmblib.c
index 43e32aebbd..d38e2ff0ec 100644
--- a/source3/libsmb/nmblib.c
+++ b/source3/libsmb/nmblib.c
@@ -1203,7 +1203,7 @@ int name_mangle( char *In, char *Out, char name_type )
   p[0] = '\0';
 
   /* Add the scope string. */
-  for( i = 0, len = 0; NULL != global_scope(); i++, len++ )
+  for( i = 0, len = 0; *(global_scope()) != '\0'; i++, len++ )
     {
     switch( (global_scope())[i] )
       {
-- 
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