From e7feb1f3b3bca1a8ad7046f2f1af601bc95108fb Mon Sep 17 00:00:00 2001
From: Alexandre Courbot <acourbot@nvidia.com>
Date: Mon, 15 Dec 2025 22:24:25 +0900
Subject: [PATCH] rust: pin-init: allow `dead_code` on projection structures

Projection structures are not necessarily (and often not) used in their
entirety. At the moment partial uses result in warnings about the unused
members.

Discard them by allowing `dead_code` on the projection structure

Signed-off-by: Alexandre Courbot <acourbot@nvidia.com>
---
 src/macros.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/macros.rs b/src/macros.rs
index 682c61a5..fe60e570 100644
--- a/src/macros.rs
+++ b/src/macros.rs
@@ -1004,6 +1004,7 @@ macro_rules! __pin_data {
         @not_pinned($($(#[$($attr:tt)*])* $fvis:vis $field:ident : $type:ty),* $(,)?),
     ) => {
         $crate::macros::paste! {
+            #[allow(dead_code)]
             #[doc(hidden)]
             $vis struct [< $name Projection >] <'__pin, $($decl_generics)*> {
                 $($(#[$($p_attr)*])* $pvis $p_field : ::core::pin::Pin<&'__pin mut $p_type>,)*