From c7300009cdf8f558dd6129228e3b2a7072a58720 Mon Sep 17 00:00:00 2001
From: Steve Lau <stevelauc@outlook.com>
Date: Sat, 20 Jul 2024 20:41:52 +0800
Subject: [PATCH] feat: ignore negative fd and clear its revents in poll(2)
---
src/header/poll/mod.rs | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/src/header/poll/mod.rs b/src/header/poll/mod.rs
index 887402ce..cbf4e9de 100644
--- a/src/header/poll/mod.rs
+++ b/src/header/poll/mod.rs
@@ -57,6 +57,12 @@ pub fn poll_epoll(fds: &mut [pollfd], timeout: c_int) -> c_int {
for i in 0..fds.len() {
let mut pfd = &mut fds[i];
+ // Ignore the entry with negative fd, set the revents to 0
+ if pfd.fd < 0 {
+ pfd.revents = 0;
+ continue;
+ }
+
let mut event = epoll_event {
events: 0,
data: epoll_data { u64: i as u64 },
--
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