diff --git a/gen_listenerdemo.c b/gen_listenerdemo.c
index 8b87bc7..dd8414b 100644
--- a/gen_listenerdemo.c
+++ b/gen_listenerdemo.c
@@ -62,7 +62,7 @@ static void my_rhandler(connection_t * cptr)
 {
         char buf[BUFSIZE * 2];
 
-        if (!my_read(cptr, buf))
+        if (my_read(cptr, buf) <= 0)
 		connection_close(cptr);
 	else
         do_packet(buf);