From 9c16df0e5201b4e36cbfaab00d23534d0d9148f9 Mon Sep 17 00:00:00 2001
From: Jonathan McCrohan <jmccrohan@gmail.com>
Date: Mon, 26 Mar 2012 00:15:19 +0100
Subject: modbuslog: ensure arrays are zero'd before use

---
 src/modbuslog.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/modbuslog.c b/src/modbuslog.c
index 910e53f..112f9c8 100644
--- a/src/modbuslog.c
+++ b/src/modbuslog.c
@@ -235,6 +235,9 @@ int main(int argc, char *argv[]) {
 
 				int retry = 0;
 
+				// zero tab_reg before use
+				memset(tab_reg, 0, sizeof(tab_reg));
+
 				// convert bytes to registers
 				int nummodbusregisters;
 				nummodbusregisters = (((numbytes-1)/2)+1);
@@ -310,6 +313,9 @@ int main(int argc, char *argv[]) {
 
 				int p;
 
+				// zero byte before use
+				memset(byte, 0, sizeof(byte));
+
 				// data arrives in words, split into bytes
 				for (p = 0; p < nummodbusregisters; p++) {
 					MODBUS_SET_INT16_TO_INT8(byte, p * 2, tab_reg[p]);
-- 
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