From f46cb6fd2d447e3b80d298d8bd7f58223139c0d6 Mon Sep 17 00:00:00 2001
From: Leonard Hall <leonardthall@gmail.com>
Date: Wed, 2 Oct 2024 08:56:30 +0900
Subject: [PATCH] AC_WPNav: fixes from lthall

---
 libraries/AC_WPNav/AC_Circle.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libraries/AC_WPNav/AC_Circle.cpp b/libraries/AC_WPNav/AC_Circle.cpp
index d42f1a124a3c40..33d6964d6912aa 100644
--- a/libraries/AC_WPNav/AC_Circle.cpp
+++ b/libraries/AC_WPNav/AC_Circle.cpp
@@ -249,7 +249,7 @@ void AC_Circle::get_closest_point_on_circle(Vector3f& result, float& dist_cm) co
     dist_cm = vec.length();
 
     // return center if radius is zero
-    if (_radius <= 0) {
+    if (!is_positive(_radius)) {
         result = _center.tofloat();
         return;
     }