dbcheck: fix the err_empty_attribute() check

ldb.bytes('') == '' is never True in python3,
we nee ldb.bytes('') == b'' in order to
check that on attribute has an empty value,
that seems to work for python2 and python3.

BUG: https://bugzilla.samba.org/show_bug.cgi?id=13843

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Noel Power <npower@samba.org>
Autobuild-User(master): Stefan Metzmacher <metze@samba.org>
Autobuild-Date(master): Thu Mar 21 18:15:20 UTC 2019 on sn-devel-144

diff --git a/python/samba/dbchecker.py b/python/samba/dbchecker.py
index c4747811c76817d9839725f82ebfb956407f4cac..a0500c6c578cece582cb7e106d292f5a02130f02 100644 (file)
--- a/python/samba/dbchecker.py
+++ b/python/samba/dbchecker.py
@@ -2445,7 +2445,7 @@ newSuperior: %s""" % (str(from_dn), str(to_rdn), str(to_base)))
 
             # check for empty attributes
             for val in obj[attrname]:
-                if val == '':
+                if val == b'':
                     self.err_empty_attribute(dn, attrname)
                     error_count += 1
                     continue