Merge pull request #949 from andreagilardoni/client-fixes

enforcing stop() when calling connect a second time

libraries/SocketWrapper/src/MbedClient.cpp

@@ -80,14 +80,8 @@ void arduino::MbedClient::configureSocket(Socket *_s) {
 }
 
 int arduino::MbedClient::connect(SocketAddress socketAddress) {
-
- if (sock && reader_th) {
- // trying to reuse a connection, let's call stop() to cleanup the state
- char c;
- if (sock->recv(&c, 1) < 0) {
- stop();
- }
- }
+ // if a connection is aready ongoing, a disconnection must be enforced before starting another one
+ stop();
 
  if (sock == nullptr) {
  sock = new TCPSocket();
@@ -135,6 +129,9 @@ int arduino::MbedClient::connect(const char *host, uint16_t port) {
 }
 
 int arduino::MbedClient::connectSSL(SocketAddress socketAddress) {
+ // if a connection is aready ongoing, a disconnection must be enforced before starting another one
+ stop();
+
  if (sock == nullptr) {
  sock = new TLSSocket();
  _own_socket = true;