Fix Ticker::Active crash if _ticker null (espressif#6511) (espressif#6513)

GitNik1 · web-flow · commit f1acc432af71 · 2022-04-04T14:45:14.000+03:00
diff --git a/libraries/Ticker/src/Ticker.cpp b/libraries/Ticker/src/Ticker.cpp
@@ -58,5 +58,6 @@ void Ticker::detach() {
 }
 
 bool Ticker::active() {
+  if (!_timer) return false;
   return esp_timer_is_active(_timer);
 }

Original file line number	Diff line number	Diff line change
`@@ -58,5 +58,6 @@ void Ticker::detach() {`
`58`	`58`	`}`
`59`	`59`
`60`	`60`	`bool Ticker::active() {`
	`61`	`+ if (!_timer) return false;`
`61`	`62`	`return esp_timer_is_active(_timer);`
`62`	`63`	`}`