From a5925063f9a60ffe2ad3ff92bf5ddb30c9463000 Mon Sep 17 00:00:00 2001
From: Felipe Martins Diel <41558831+felipediel@users.noreply.github.com>
Date: Mon, 13 Apr 2020 17:42:51 -0300
Subject: [PATCH] Fix padding algorithm for CBC mode

Due to the lack of a parenthesis, the packets were getting 16 bytes larger than necessary.
---
 broadlink/__init__.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/broadlink/__init__.py b/broadlink/__init__.py
index 49309c21f..ede6c3129 100644
--- a/broadlink/__init__.py
+++ b/broadlink/__init__.py
@@ -265,7 +265,7 @@ class device:
 
         # pad the payload for AES encryption
         if payload:
-            payload += bytearray(16 - len(payload)%16)
+            payload += bytearray((16 - len(payload)) % 16)
 
         checksum = adler32(payload, 0xbeaf) & 0xffff
         packet[0x34] = checksum & 0xff