1 files changed, 2 insertions, 2 deletions
diff --git a/onkyo_ri.pde b/onkyo_ri.pde
index 3fa2808..9f8c607 100644
--- a/onkyo_ri.pde
+++ b/onkyo_ri.pde
@@ -70,8 +70,8 @@ bool inRange(int value, int expected) {
 int getPulseLengthInRange(int expected) {
         int length = getPulseLength();
 
-        if (!inRange(length, expected)) {
-                length = 0;
+        if (length <= 0 || !inRange(length, expected)) {
+                return 0;
         }
 
         return length;