bitbake: toaster: read timezone files in binary mode

Used 'rb' mode to open files to avoid unicode error when code
runs on python 3:
   UnicodeDecodeError: 'utf-8' codec can't decode byte 0x80
                       in position 44: invalid start byte

[YOCTO #9584]

(Bitbake rev: 1414866b84fe1fd674ea79500cd62eda3aa30b33)

Signed-off-by: Ed Bartosh <ed.bartosh@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 3 insertions, 4 deletions

diff --git a/bitbake/lib/toaster/toastermain/settings.py b/bitbake/lib/toaster/toastermain/settings.py
index c7edff2f61..3dfa2b2238 100644
--- a/bitbake/lib/toaster/toastermain/settings.py
+++ b/bitbake/lib/toaster/toastermain/settings.py
@@ -87,17 +87,16 @@ else:
             try:
                 import pytz
                 from pytz.exceptions import UnknownTimeZoneError
-                pass
                 try:
                     if pytz.timezone(zonename) is not None:
-                        zonefilelist[hashlib.md5(open(filepath).read()).hexdigest()] = zonename
+                        zonefilelist[hashlib.md5(open(filepath, 'rb').read()).hexdigest()] = zonename
                 except UnknownTimeZoneError as ValueError:
                     # we expect timezone failures here, just move over
                     pass
             except ImportError:
-                zonefilelist[hashlib.md5(open(filepath).read()).hexdigest()] = zonename
+                zonefilelist[hashlib.md5(open(filepath, 'rb').read()).hexdigest()] = zonename
 
-    TIME_ZONE = zonefilelist[hashlib.md5(open('/etc/localtime').read()).hexdigest()]
+    TIME_ZONE = zonefilelist[hashlib.md5(open('/etc/localtime', 'rb').read()).hexdigest()]
 
 # Language code for this installation. All choices can be found here:
 # http://www.i18nguy.com/unicode/language-identifiers.html