diff --git a/server.c b/server.c
index 1c6f0c6..f197483 100644
--- a/server.c
+++ b/server.c
@@ -344,7 +344,7 @@ static int handle_accept(threadtimer_t* p) {
         if(!(r = check_buffer((p)))) break;
     }
     printf("Recv finished, continune: %s\n", r?"true":"false");
-    return r && (p)->numbytes > 0;
+    return r && (p)->numbytes >= 0;
 }
 
 static void handle_int(int signo) {