From 35d930e9c14b7a9d86d4d781470901c8968caeb0 Mon Sep 17 00:00:00 2001
From: Emmanuel Blot <emmanuel.blot@free.fr>
Date: Wed, 8 Jan 2020 09:24:19 +0100
Subject: [PATCH] Add missing AND operator

---
 pybootd/tftpd.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pybootd/tftpd.py b/pybootd/tftpd.py
index 725a46d..cf5b7c5 100644
--- a/pybootd/tftpd.py
+++ b/pybootd/tftpd.py
@@ -263,7 +263,7 @@ class TftpConnection(object):
         if not self.time:
             self.time = now()
         blocksize = self.blocksize
-        block = self.blocknum = (self.blocknum + 1) 0xFFFF
+        block = self.blocknum = (self.blocknum + 1) & 0xFFFF
         lendata = len(data)
         fmt = '!hH%ds' % lendata
         pkt = pack(fmt, self.DATA, block, data)
@@ -290,7 +290,7 @@ class TftpConnection(object):
     def send_ack(self, pack=spack):
         self.log.debug('send_ack')
         block = self.blocknum
-        self.blocknum =  (self.blocknum + 1) 0xFFFF
+        self.blocknum = (self.blocknum + 1) & 0xFFFF
         fmt = '!hH'
         pkt = pack(fmt, self.ACK, block)
         self.send(pkt)