[SCM] Samba Shared Repository - branch master updated
Andrew Bartlett
abartlet at samba.org
Fri Jun 15 21:08:03 UTC 2018
The branch, master has been updated
via 3ca1c09 Fix several mem leaks in ldb_index ldb_search ldb_tdb
from f4f3abf ldb_tdb: Use mem_ctx and so avoid leak onto long-term memory on duplicated add.
https://git.samba.org/?p=samba.git;a=shortlog;h=master
- Log -----------------------------------------------------------------
commit 3ca1c09f686fbfa9257cd95710dba4a98c3eeb8f
Author: Andrej Gessel <Andrej.Gessel at janztec.com>
Date: Thu Jun 14 12:19:29 2018 +0200
Fix several mem leaks in ldb_index ldb_search ldb_tdb
BUG: https://bugzilla.samba.org/show_bug.cgi?id=13475
Signed-off-by: Andrej Gessel <Andrej.Gessel at janztec.com>
Reviewed-by: Jeremy Allison <jra at samba.org>
Reviewed-by: Andrew Bartlett <abartlet at samba.org>
Autobuild-User(master): Andrew Bartlett <abartlet at samba.org>
Autobuild-Date(master): Fri Jun 15 23:07:25 CEST 2018 on sn-devel-144
-----------------------------------------------------------------------
Summary of changes:
lib/ldb/ldb_tdb/ldb_index.c | 5 +++++
lib/ldb/ldb_tdb/ldb_search.c | 7 ++++---
lib/ldb/ldb_tdb/ldb_tdb.c | 2 ++
3 files changed, 11 insertions(+), 3 deletions(-)
Changeset truncated at 500 lines:
diff --git a/lib/ldb/ldb_tdb/ldb_index.c b/lib/ldb/ldb_tdb/ldb_index.c
index 04ffbad..d59b4b1 100644
--- a/lib/ldb/ldb_tdb/ldb_index.c
+++ b/lib/ldb/ldb_tdb/ldb_index.c
@@ -416,6 +416,7 @@ normal_index:
"expected %d for %s",
version, LTDB_INDEXING_VERSION,
ldb_dn_get_linearized(dn));
+ talloc_free(msg);
return LDB_ERR_OPERATIONS_ERROR;
}
@@ -433,14 +434,17 @@ normal_index:
"expected %d for %s",
version, LTDB_GUID_INDEXING_VERSION,
ldb_dn_get_linearized(dn));
+ talloc_free(msg);
return LDB_ERR_OPERATIONS_ERROR;
}
if (el->num_values == 0) {
+ talloc_free(msg);
return LDB_ERR_OPERATIONS_ERROR;
}
if ((el->values[0].length % LTDB_GUID_SIZE) != 0) {
+ talloc_free(msg);
return LDB_ERR_OPERATIONS_ERROR;
}
@@ -521,6 +525,7 @@ int ltdb_key_dn_from_idx(struct ldb_module *module,
const int flags = LDB_UNPACK_DATA_FLAG_NO_ATTRS;
struct ldb_message *rec = ldb_msg_new(ldb);
if (rec == NULL) {
+ TALLOC_FREE(list);
return LDB_ERR_OPERATIONS_ERROR;
}
diff --git a/lib/ldb/ldb_tdb/ldb_search.c b/lib/ldb/ldb_tdb/ldb_search.c
index cfc3714..18f8405 100644
--- a/lib/ldb/ldb_tdb/ldb_search.c
+++ b/lib/ldb/ldb_tdb/ldb_search.c
@@ -397,7 +397,7 @@ int ltdb_filter_attrs(TALLOC_CTX *mem_ctx,
/* Shortcuts for the simple cases */
} else if (add_dn && i == 1) {
if (msg_add_distinguished_name(msg2) != 0) {
- return -1;
+ goto failed;
}
*filtered_msg = msg2;
return 0;
@@ -463,7 +463,7 @@ int ltdb_filter_attrs(TALLOC_CTX *mem_ctx,
if (add_dn) {
if (msg_add_distinguished_name(msg2) != 0) {
- return -1;
+ goto failed;
}
}
@@ -472,7 +472,7 @@ int ltdb_filter_attrs(TALLOC_CTX *mem_ctx,
struct ldb_message_element,
msg2->num_elements);
if (msg2->elements == NULL) {
- return -1;
+ goto failed;
}
} else {
talloc_free(msg2->elements);
@@ -483,6 +483,7 @@ int ltdb_filter_attrs(TALLOC_CTX *mem_ctx,
return 0;
failed:
+ TALLOC_FREE(msg2);
return -1;
}
diff --git a/lib/ldb/ldb_tdb/ldb_tdb.c b/lib/ldb/ldb_tdb/ldb_tdb.c
index 51d6087..daf9a77 100644
--- a/lib/ldb/ldb_tdb/ldb_tdb.c
+++ b/lib/ldb/ldb_tdb/ldb_tdb.c
@@ -485,6 +485,7 @@ int ltdb_store(struct ldb_module *module, const struct ldb_message *msg, int flg
}
if (ltdb->read_only) {
+ talloc_free(tdb_key_ctx);
return LDB_ERR_UNWILLING_TO_PERFORM;
}
@@ -732,6 +733,7 @@ int ltdb_delete_noindex(struct ldb_module *module,
}
if (ltdb->read_only) {
+ talloc_free(tdb_key_ctx);
return LDB_ERR_UNWILLING_TO_PERFORM;
}
--
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