[BLE Client] Fix deadlock if connection loss ... (#7319)

... while readValue

[BLE Client] Fix deadlock if connection loss ... (#7319)
... while readValue
4ac71d2a · Rotzbua · GitHub · c8da793c · 4ac71d2a
Unverified Commit 4ac71d2a authored Nov 02, 2022 by Rotzbua Committed by GitHub Nov 02, 2022
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libraries/BLE/src/BLERemoteCharacteristic.cpp libraries/BLE/src/BLERemoteCharacteristic.cpp +2 -0

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--- a/libraries/BLE/src/BLERemoteCharacteristic.cpp
+++ b/libraries/BLE/src/BLERemoteCharacteristic.cpp
@@ -247,6 +247,8 @@ void BLERemoteCharacteristic::gattClientEventHandler(esp_gattc_cb_event_t event,
 			break;

 		case ESP_GATTC_DISCONNECT_EVT:
+			// Cleanup semaphores to avoid deadlocks.
+			m_semaphoreReadCharEvt.give(1);
 			m_semaphoreWriteCharEvt.give(1);
 			break;