From 39fb2902ec5653971a62fb308b9d2e56e77f7480 Mon Sep 17 00:00:00 2001
From: Kevin Le <vinhdat82@gmail.com>
Date: Thu, 5 Feb 2026 22:42:02 +0700
Subject: [PATCH] Avoid negative _claims

---
 src/helpers/RefCountedDigitalPin.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/helpers/RefCountedDigitalPin.h b/src/helpers/RefCountedDigitalPin.h
index 4cf53cda..f30c4c58 100644
--- a/src/helpers/RefCountedDigitalPin.h
+++ b/src/helpers/RefCountedDigitalPin.h
@@ -22,10 +22,11 @@ public:
   }
 
   void release() {
+    if (_claims == 0) return; // avoid negative _claims
+
+    _claims--;
     if (_claims == 0) {
       digitalWrite(_pin, !_active);
-    } else {
-      _claims--;
     }
   }
 };