From 2440ef302bc4066c410dff373985206631d2378e Mon Sep 17 00:00:00 2001
From: Benton60 <benton.programming@gmail.com>
Date: Tue, 7 Apr 2026 02:08:15 -0400
Subject: [PATCH] switch to using the remote endpoint for getpeername checks

---
 netstack/src/scheme/udp.rs | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/netstack/src/scheme/udp.rs b/netstack/src/scheme/udp.rs
index f32594cf99..35d396a925 100644
--- a/netstack/src/scheme/udp.rs
+++ b/netstack/src/scheme/udp.rs
@@ -383,10 +383,14 @@ impl<'a> SchemeSocket for UdpSocket<'a> {
         file: &SchemeFile<Self>,
         buf: &mut [u8],
     ) -> SyscallResult<usize> {
-        if self.endpoint().addr.is_some() || self.endpoint().port != 0 {
-            return self.fpath(file, buf)
+        let peer = match file {
+            SchemeFile::Socket(SocketFile { data, .. }) => data,
+            _ => return Err(SyscallError::new(syscall::EBADF)),
+        };
+        if peer.addr.is_some() || peer.port != 0 {
+            self.fpath(file, buf)
         } else {
-            return Err(SyscallError::new(syscall::ENOTCONN));
+            Err(SyscallError::new(syscall::ENOTCONN))
         }
     }