From ef7dc815cd9146d50c7c3c48262829c6917f5b0c Mon Sep 17 00:00:00 2001
From: Robert Lefebvre <robert.lefebvre@gmail.com>
Date: Fri, 2 May 2014 17:17:32 -0400
Subject: [PATCH] AC_PID: Change Private members to Protected so that
 AC_HELI_PID can access them.

---
 libraries/AC_PID/AC_PID.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libraries/AC_PID/AC_PID.h b/libraries/AC_PID/AC_PID.h
index dd07d05f51..dd228c9465 100644
--- a/libraries/AC_PID/AC_PID.h
+++ b/libraries/AC_PID/AC_PID.h
@@ -108,7 +108,7 @@ public:
 
     static const struct AP_Param::GroupInfo        var_info[];
 
-private:
+protected:
     AP_Float        _kp;
     AP_Float        _ki;
     AP_Float        _kd;