From 7f2d5589ac0123959e9e11c0049ac93d70a8f568 Mon Sep 17 00:00:00 2001
From: Martin Thoma <info@martin-thoma.de>
Date: Sun, 10 Apr 2022 14:35:56 +0200
Subject: [PATCH] BUG: Fix ASCII85Decode.decode assertion

BUG: Off-by-one
FIX: Set 2**32-1 inclusive

Closes #312

Credits to Michael Sander (speedplane) who
included it here:
https://github.com/py-pdf/PyPDF2/pull/333
---
 PyPDF2/filters.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/PyPDF2/filters.py b/PyPDF2/filters.py
index 9b3388f8a..44c1b496f 100644
--- a/PyPDF2/filters.py
+++ b/PyPDF2/filters.py
@@ -308,7 +308,7 @@ def decode(data, decodeParms=None):
                         group[2] * (85**2) + \
                         group[3] * 85 + \
                         group[4]
-                    assert b < (2**32 - 1)
+                    assert b <= (2**32 - 1)
                     c4 = chr((b >> 0) % 256)
                     c3 = chr((b >> 8) % 256)
                     c2 = chr((b >> 16) % 256)