From 46b437dea020bb76eedc30124e83618b55751f1d Mon Sep 17 00:00:00 2001
From: Roy Buitenhuis <roy.buitenhuis@technolution.nl>
Date: Wed, 15 Mar 2023 13:56:40 +0100
Subject: [PATCH] Wait for waker when no data is available on UDP socket.

---
 embassy-net/src/udp.rs | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/embassy-net/src/udp.rs b/embassy-net/src/udp.rs
index 0ee8c6e1..476aef12 100644
--- a/embassy-net/src/udp.rs
+++ b/embassy-net/src/udp.rs
@@ -94,8 +94,7 @@ impl<'a> UdpSocket<'a> {
                 Ok(x) => Poll::Ready(Ok(x)),
                 // No data ready
                 Err(udp::RecvError::Exhausted) => {
-                    //s.register_recv_waker(cx.waker());
-                    cx.waker().wake_by_ref();
+                    s.register_recv_waker(cx.waker());
                     Poll::Pending
                 }
             })