From 5a904c64dcdf6220fd38497ef0d121dee00ebb77 Mon Sep 17 00:00:00 2001
From: rigaya <rigaya34589@live.jp>
Date: Sat, 24 Jun 2023 08:48:15 +0900
Subject: [PATCH] =?UTF-8?q?faw=E5=87=A6=E7=90=86=E6=99=82=E3=81=AB?=
 =?UTF-8?q?=E9=9F=B3=E5=A3=B0=E3=81=8C=E3=83=96=E3=83=84=E3=83=96=E3=83=84?=
 =?UTF-8?q?=E5=88=87=E3=82=8C=E3=82=8B=E5=A0=B4=E5=90=88=E3=81=8C=E3=81=82?=
 =?UTF-8?q?=E3=81=A3=E3=81=9F=E3=81=AE=E3=82=92=E4=BF=AE=E6=AD=A3=E3=80=82?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 VCECore/rgy_faw.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/VCECore/rgy_faw.cpp b/VCECore/rgy_faw.cpp
index 3ab188d6..04aa1298 100644
--- a/VCECore/rgy_faw.cpp
+++ b/VCECore/rgy_faw.cpp
@@ -120,11 +120,17 @@ void faw_read(uint8_t *dst, const uint8_t *src, const size_t outlen) {
 static uint32_t faw_checksum_calc(const uint8_t *buf, const size_t len) {
     uint32_t _v4288 = 0;
     uint32_t _v48 = 0;
-    for (size_t i = 0; i < len; i += 2) {
+    const size_t fin_mod2 = (len & (~1));
+    for (size_t i = 0; i < fin_mod2; i += 2) {
         uint32_t _v132 = *(uint16_t *)(buf + i);
         _v4288 += _v132;
         _v48 ^= _v132;
     }
+    if ((len & 1) != 0) {
+        uint32_t _v132 = *(uint8_t *)(buf + len - 1);
+        _v4288 += _v132;
+        _v48 ^= _v132;
+    }
     uint32_t res = (_v4288 & 0xffff) | ((_v48 & 0xffff) << 16);
     return res;
 }