Sort out alive message and reconnect in passthrough_recv

src/generator.c

@@ -1908,12 +1908,13 @@ static void *passthrough_recv(void *arg)
 		int ret;
 
 		while (!proxy_alive(ckp, proxi, cs, true)) {
-			if (alive) {
-				alive = false;
-				reconnect_generator(ckp);
-			}
+			alive = false;
 			sleep(5);
 		}
+		if (!alive) {
+			reconnect_generator(ckp);
+			alive = true;
+		}
 
 		/* Make sure we receive a line within 90 seconds */
 		ret = read_socket_line(cs, &timeout);