diff --git a/kernel/tests.c b/kernel/tests.c
index 2acff0db..bb57c6e3 100644
--- a/kernel/tests.c
+++ b/kernel/tests.c
@@ -220,7 +220,7 @@ void* server_task(void* e)
         if (!(n%100))
         kprintf("%d-",n);
         err = send(newsockfd,buffer,sizeof(buffer),0);
-        if (err == -1);
+        if (err < 0)
         {
             kprintf("error on sending: %d",err);
             break;