Amit Gandhi / mbed-dev_2

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Fork of mbed-dev by mbed official

Diff: drivers/Ticker.cpp

Revision:
175:b96e65c34a4d
Parent:
168:e84263d55307
Child:
176:af195413fb11
--- a/drivers/Ticker.cpp	Fri Sep 15 14:59:18 2017 +0100
+++ b/drivers/Ticker.cpp	Mon Oct 02 15:33:19 2017 +0100
@@ -25,6 +25,10 @@
 void Ticker::detach() {
     core_util_critical_section_enter();
     remove();
+    // unlocked only if we were attached (we locked it)
+    if (_function) {
+        sleep_manager_unlock_deep_sleep();
+    }
     _function = 0;
     core_util_critical_section_exit();
 }
@@ -39,7 +43,9 @@
 
 void Ticker::handler() {
     insert_absolute(event.timestamp + _delay);
-    _function();
+    if (_function) {
+        _function();
+    }
 }
 
 } // namespace mbed