From 5d26a65df452be50361c6dd90098112afcc04eb0 Mon Sep 17 00:00:00 2001 From: Links Date: Thu, 20 Jun 2019 10:02:07 +0200 Subject: [PATCH] only send payload when we have a ptr and length --- src/SocketIOclient.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/SocketIOclient.cpp b/src/SocketIOclient.cpp index 755bc9b..e9467d4 100644 --- a/src/SocketIOclient.cpp +++ b/src/SocketIOclient.cpp @@ -59,7 +59,7 @@ bool SocketIOclient::sendEVENT(uint8_t * payload, size_t length, bool headerToPa uint8_t buf[3] = { eIOtype_MESSAGE, sIOtype_EVENT, 0x00 }; ret = WebSocketsClient::write(&_client, buf, 2); } - if(ret) { + if(ret && payload && length > 0) { ret = WebSocketsClient::write(&_client, payload, length); } return ret;