From a2f6609d578cbc195b0d55e0744fe83996798d82 Mon Sep 17 00:00:00 2001
From: Bert Belder <bertbelder@gmail.com>
Date: Mon, 4 Dec 2017 23:21:39 +0100
Subject: [PATCH] api: report EINVAL if epoll_wait() is called with invalid
 `maxevents`

---
 src/api.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/api.c b/src/api.c
index dce2fe5..10438de 100644
--- a/src/api.c
+++ b/src/api.c
@@ -105,6 +105,9 @@ int epoll_wait(HANDLE ephnd,
   ep_port_t* port_info;
   int result;
 
+  if (maxevents <= 0)
+    return_error(-1, ERROR_INVALID_PARAMETER);
+
   if (init() < 0)
     return -1;