[PATCH 2/2] wldap32: Avoid a crash with tracing on.

[Hans Leidekker]

Signed-off-by: Hans Leidekker 
---
 dlls/wldap32/option.c | 16 +++++++---------
 1 file changed, 7 insertions(+), 9 deletions(-)

diff --git a/dlls/wldap32/option.c b/dlls/wldap32/option.c
index 1037b73174b..0f3d10e1204 100644
--- a/dlls/wldap32/option.c
+++ b/dlls/wldap32/option.c
@@ -368,9 +368,10 @@ static BOOL query_supported_server_ctrls( LDAP *ld )
 {
     char *attrs[] = { (char *)"supportedControl", NULL };
     void *res, *entry;
+    struct bervalU **ctrls = SERVER_CTRLS(ld);
     ULONG ret;

-    if (SERVER_CTRLS(ld)) return TRUE;
+    if (ctrls) return TRUE;

ret = map_error( ldap_funcs->fn_ldap_search_ext_s( CTX(ld), (char *)"", LDAP_SCOPE_BASE, (char *)"(objectClass=*)",
                                                        attrs, FALSE, NULL, NULL, NULL, 0, &res ) );
@@ -380,17 +381,14 @@ static BOOL query_supported_server_ctrls( LDAP *ld )
     if (entry)
     {
         ULONG count, i;
-        struct bervalU **ctrls = SERVER_CTRLS(ld);
-
-        *(struct bervalU ***)&SERVER_CTRLS(ld) = ldap_funcs->fn_ldap_get_values_len( CTX(ld), entry, attrs[0] );
-        count = ldap_funcs->fn_ldap_count_values_len( SERVER_CTRLS(ld) );
-        for (i = 0; i < count; i++)
-            TRACE("%u: %s\n", i, debugstr_an( ctrls[i]->bv_val, ctrls[i]->bv_len ));
+        ctrls = ldap_funcs->fn_ldap_get_values_len( CTX(ld), entry, attrs[0] );
+        count = ldap_funcs->fn_ldap_count_values_len( ctrls );
+        for (i = 0; i < count; i++) TRACE("%u: %s\n", i, debugstr_an( ctrls[i]->bv_val, ctrls[i]->bv_len ));
+        *(struct bervalU ***)&SERVER_CTRLS(ld) = ctrls;
     }

ldap_funcs->fn_ldap_msgfree( res );
-
-    return SERVER_CTRLS(ld) != NULL;
+    return ctrls != NULL;
 }

static BOOL is_supported_server_ctrls( LDAP *ld, LDAPControlU **ctrls )