1 files changed, 10 insertions, 15 deletions

diff --git a/embassy-net/src/dns.rs b/embassy-net/src/dns.rs
index 8ccfa4e4f..1fbaea4f0 100644
--- a/embassy-net/src/dns.rs
+++ b/embassy-net/src/dns.rs
@@ -9,7 +9,7 @@ pub use smoltcp::socket::dns::{DnsQuery, Socket};
 pub(crate) use smoltcp::socket::dns::{GetQueryResultError, StartQueryError};
 pub use smoltcp::wire::{DnsQueryType, IpAddress};
 
-use crate::{Driver, Stack};
+use crate::Stack;
 
 /// Errors returned by DnsSocket.
 #[derive(Debug, PartialEq, Eq, Clone, Copy)]
@@ -44,21 +44,15 @@ impl From<StartQueryError> for Error {
 /// This exists only for compatibility with crates that use `embedded-nal-async`.
 /// Prefer using [`Stack::dns_query`](crate::Stack::dns_query) directly if you're
 /// not using `embedded-nal-async`.
-pub struct DnsSocket<'a, D>
-where
-    D: Driver + 'static,
-{
-    stack: &'a Stack<D>,
+pub struct DnsSocket<'a> {
+    stack: Stack<'a>,
 }
 
-impl<'a, D> DnsSocket<'a, D>
-where
-    D: Driver + 'static,
-{
+impl<'a> DnsSocket<'a> {
     /// Create a new DNS socket using the provided stack.
     ///
     /// NOTE: If using DHCP, make sure it has reconfigured the stack to ensure the DNS servers are updated.
-    pub fn new(stack: &'a Stack<D>) -> Self {
+    pub fn new(stack: Stack<'a>) -> Self {
         Self { stack }
     }
 
@@ -72,10 +66,7 @@ where
     }
 }
 
-impl<'a, D> embedded_nal_async::Dns for DnsSocket<'a, D>
-where
-    D: Driver + 'static,
-{
+impl<'a> embedded_nal_async::Dns for DnsSocket<'a> {
     type Error = Error;
 
     async fn get_host_by_name(
@@ -124,3 +115,7 @@ where
         todo!()
     }
 }
+
+fn _assert_covariant<'a, 'b: 'a>(x: DnsSocket<'b>) -> DnsSocket<'a> {
+    x
+}