From 79bf05f7d90d045d7105746ecf70772c32f26668 Mon Sep 17 00:00:00 2001
From: AE6XE <joe@ayerscasa.com>
Date: Mon, 2 Nov 2015 22:15:22 -0800
Subject: [PATCH] bugfix:  rssi_monitor log file size trim calculation error

---
 files/usr/local/bin/rssi_monitor | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/files/usr/local/bin/rssi_monitor b/files/usr/local/bin/rssi_monitor
index c09d180c..d39f4d62 100755
--- a/files/usr/local/bin/rssi_monitor
+++ b/files/usr/local/bin/rssi_monitor
@@ -293,7 +293,7 @@ undef $/;
 $^I = "";
 while (<>) 
 {
-  substr($_, 0, $MAXSIZE - length) = "";
+  substr($_, 0, length() - $MAXSIZE) = "";
   s/.*\n//;
   print;
 }