Author: tridge
Date: 2005-10-12 08:11:45 +0000 (Wed, 12 Oct 2005)
New Revision: 10917

WebSVN: 
http://websvn.samba.org/cgi-bin/viewcvs.cgi?view=rev&root=samba&rev=10917

Log:

copy the element name in a ldb_msg_rename_attr() and ldb_msg_copy_attr() to 
ensure
that callers (like the ldap server) can talloc_steal the name

Modified:
   branches/SAMBA_4_0/source/lib/ldb/common/ldb_msg.c
   branches/SAMBA_4_0/source/lib/ldb/include/ldb.h
   branches/SAMBA_4_0/source/lib/ldb/modules/operational.c


Changeset:
Modified: branches/SAMBA_4_0/source/lib/ldb/common/ldb_msg.c
===================================================================
--- branches/SAMBA_4_0/source/lib/ldb/common/ldb_msg.c  2005-10-12 07:57:39 UTC 
(rev 10916)
+++ branches/SAMBA_4_0/source/lib/ldb/common/ldb_msg.c  2005-10-12 08:11:45 UTC 
(rev 10917)
@@ -587,12 +587,17 @@
 /*
   rename the specified attribute in a search result
 */
-void ldb_msg_rename_attr(struct ldb_message *msg, const char *attr, const char 
*replace)
+int ldb_msg_rename_attr(struct ldb_message *msg, const char *attr, const char 
*replace)
 {
        struct ldb_message_element *el = ldb_msg_find_element(msg, attr);
-       if (el != NULL) {
-               el->name = replace;
+       if (el == NULL) {
+               return 0;
        }
+       el->name = talloc_strdup(msg->elements, replace);
+       if (el->name == NULL) {
+               return -1;
+       }
+       return 0;
 }
 
 
@@ -608,8 +613,7 @@
        if (ldb_msg_add(msg, el, 0) != 0) {
                return -1;
        }
-       ldb_msg_rename_attr(msg, attr, replace);
-       return 0;
+       return ldb_msg_rename_attr(msg, attr, replace);
 }
 
 

Modified: branches/SAMBA_4_0/source/lib/ldb/include/ldb.h
===================================================================
--- branches/SAMBA_4_0/source/lib/ldb/include/ldb.h     2005-10-12 07:57:39 UTC 
(rev 10916)
+++ branches/SAMBA_4_0/source/lib/ldb/include/ldb.h     2005-10-12 08:11:45 UTC 
(rev 10917)
@@ -497,7 +497,7 @@
                                 const char *attr, 
                                 const char *replace);
 
-void ldb_msg_rename_attr(struct ldb_message *msg, const char *attr, const char 
*replace);
+int ldb_msg_rename_attr(struct ldb_message *msg, const char *attr, const char 
*replace);
 int ldb_msg_copy_attr(struct ldb_message *msg, const char *attr, const char 
*replace);
 
 char *ldb_timestring(TALLOC_CTX *mem_ctx, time_t t);

Modified: branches/SAMBA_4_0/source/lib/ldb/modules/operational.c
===================================================================
--- branches/SAMBA_4_0/source/lib/ldb/modules/operational.c     2005-10-12 
07:57:39 UTC (rev 10916)
+++ branches/SAMBA_4_0/source/lib/ldb/modules/operational.c     2005-10-12 
08:11:45 UTC (rev 10917)
@@ -113,6 +113,8 @@
        int ret;
        const char **search_attrs = NULL;
 
+       (*res) = NULL;
+
        /* replace any attributes in the parse tree that are
           searchable, but are stored using a different name in the
           backend */
@@ -165,9 +167,11 @@
                                                goto oom;
                                        }
                                } else {
-                                       ldb_msg_rename_attr((*res)[r], 
-                                                           
search_sub[i].replace,
-                                                           search_sub[i].attr);
+                                       if (ldb_msg_rename_attr((*res)[r], 
+                                                             
search_sub[i].replace,
+                                                             
search_sub[i].attr) != 0) {
+                                               goto oom;
+                                       }
                                }
                        }
                }
@@ -179,6 +183,7 @@
 
 oom:
        talloc_free(search_attrs);
+       talloc_free(*res);
        ldb_oom(module->ldb);
        return -1;
 }

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