From 3934e9bef20c5c2ad393e20cfff3a5a1b0d24569 Mon Sep 17 00:00:00 2001 From: Jean-François Milants Date: Sun, 4 Apr 2021 15:19:37 +0200 Subject: Ignore notification with empty message. --- src/components/ble/AlertNotificationService.cpp | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'src/components/ble/AlertNotificationService.cpp') diff --git a/src/components/ble/AlertNotificationService.cpp b/src/components/ble/AlertNotificationService.cpp index c3187c1d..d91e2090 100644 --- a/src/components/ble/AlertNotificationService.cpp +++ b/src/components/ble/AlertNotificationService.cpp @@ -66,8 +66,11 @@ int AlertNotificationService::OnAlert(uint16_t conn_handle, uint16_t attr_handle const auto maxMessageSize {NotificationManager::MaximumMessageSize()}; const auto maxBufferSize{maxMessageSize + headerSize}; - const auto dbgPacketLen = OS_MBUF_PKTLEN(ctxt->om); - size_t bufferSize = std::min(dbgPacketLen + stringTerminatorSize, maxBufferSize); + // Ignore notifications with empty message + const auto packetLen = OS_MBUF_PKTLEN(ctxt->om); + if(packetLen <= headerSize) return 0; + + size_t bufferSize = std::min(packetLen + stringTerminatorSize, maxBufferSize); auto messageSize = std::min(maxMessageSize, (bufferSize-headerSize)); Categories category; -- cgit v1.2.3-70-g09d2