From 075c53096240e056df62c8f457930799e5ad242b Mon Sep 17 00:00:00 2001
From: merlokk <807634+merlokk@users.noreply.github.com>
Date: Mon, 18 Jul 2022 10:11:13 +0300
Subject: [PATCH] fix crc

---
 client/src/cmdhftexkom.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/client/src/cmdhftexkom.c b/client/src/cmdhftexkom.c
index 07ca40d29..b62460e6c 100644
--- a/client/src/cmdhftexkom.c
+++ b/client/src/cmdhftexkom.c
@@ -193,9 +193,11 @@ static uint8_t TexcomTK13CRC(const uint8_t *data) {
 
 static uint8_t MMBITCRC(const uint8_t *data) {
     return
-        (data[0] & 0x0f) ^ ((data[0] >> 4) & 0x0f) ^
-        (data[1] & 0x0f) ^ ((data[1] >> 4) & 0x0f) ^
-        (data[2] & 0x0f) ^ ((data[2] >> 4) & 0x0f);
+        (( (data[0] & 0x0f) ^ ((data[0] >> 4) & 0x0f) ^
+           (data[1] & 0x0f) ^ ((data[1] >> 4) & 0x0f) ^
+           (data[2] & 0x0f) ^ ((data[2] >> 4) & 0x0f)
+         ) ^ 0x0f
+        ) & 0x0f;
 }
 
 static unsigned char dallas_crc8(const unsigned char *data, const unsigned int size) {