From 6388372f0433b15098cd585787938ed1170ffe76 Mon Sep 17 00:00:00 2001
From: Andrew Tridgell <andrew@tridgell.net>
Date: Thu, 19 Dec 2019 17:37:07 +1100
Subject: [PATCH] Sub: fixed range check for RC channel

---
 ArduSub/RC_Channel.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ArduSub/RC_Channel.h b/ArduSub/RC_Channel.h
index 52b33c9d53..7b7139a1e9 100644
--- a/ArduSub/RC_Channel.h
+++ b/ArduSub/RC_Channel.h
@@ -19,7 +19,7 @@ public:
 
     RC_Channel_Sub obj_channels[NUM_RC_CHANNELS];
     RC_Channel_Sub *channel(const uint8_t chan) override {
-        if (chan > NUM_RC_CHANNELS) {
+        if (chan >= NUM_RC_CHANNELS) {
             return nullptr;
         }
         return &obj_channels[chan];