take first avalable resolved address if local address is not specified

libi2pd_client/I2PTunnel.cpp

@@ -606,8 +606,10 @@ namespace client
 		if (!ecode)
 		{
 			bool found = false;
-			boost::asio::ip::tcp::resolver::iterator end;
 			boost::asio::ip::tcp::endpoint ep;
+			if (m_LocalAddress)
+			{	
+				boost::asio::ip::tcp::resolver::iterator end;
 				while (it != end)
 				{	
 					ep = *it;
@@ -615,26 +617,31 @@ namespace client
 					{
 						if (ep.address ().is_v4 ())
 						{	
-						if (!m_LocalAddress || m_LocalAddress->is_v4 ()) // look for ipv4 if not specified
+							if (m_LocalAddress->is_v4 ()) found = true;	
-							found = true;	
 						}
 						else if (ep.address ().is_v6 ())
 						{
 							if (i2p::util::net::IsYggdrasilAddress (ep.address ()))
 							{
-							if (m_LocalAddress && i2p::util::net::IsYggdrasilAddress (*m_LocalAddress))
+								if (i2p::util::net::IsYggdrasilAddress (*m_LocalAddress))
 									found = true;
 							}	
-						else if (m_LocalAddress && m_LocalAddress->is_v6 ()) 
+							else if (m_LocalAddress->is_v6 ()) 
 								found = true;
 						}
 					}	
 					if (found) break;
 					it++;
 				}
+			}	
+			else
+			{
+				found = true;
+				ep = *it; // first available
+			}	
 			if (!found)
 			{
-				LogPrint (eLogError, "I2PTunnel: Unable to reslove to compatible address");
+				LogPrint (eLogError, "I2PTunnel: Unable to resolve to compatible address");
 				return;
 			}