linux-kernel - [PATCH v2 2/2] rust: init: remove old workaround

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Message-Id: <20250709-init-remove-old-workaround-v2-2-a3b1be8fd490@gmail.com>
Date: Wed, 09 Jul 2025 18:49:35 -0400
From: Tamir Duberstein <tamird@...il.com>
To: Benno Lossin <lossin@...nel.org>, Miguel Ojeda <ojeda@...nel.org>, 
 Alex Gaynor <alex.gaynor@...il.com>, Boqun Feng <boqun.feng@...il.com>, 
 Gary Guo <gary@...yguo.net>, 
 Björn Roy Baron <bjorn3_gh@...tonmail.com>, 
 Andreas Hindborg <a.hindborg@...nel.org>, Alice Ryhl <aliceryhl@...gle.com>, 
 Trevor Gross <tmgross@...ch.edu>, Danilo Krummrich <dakr@...nel.org>
Cc: rust-for-linux@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Tamir Duberstein <tamird@...il.com>
Subject: [PATCH v2 2/2] rust: init: remove old workaround

`Error::from_errno` is `pub` since commit 5ed147473458 ("rust: error:
make conversion functions public"), thus remove this workaround which is
no longer needed.

Signed-off-by: Tamir Duberstein <tamird@...il.com>
---
 rust/kernel/init.rs | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/rust/kernel/init.rs b/rust/kernel/init.rs
index f8402c818d30..9b3f3e29cc6a 100644
--- a/rust/kernel/init.rs
+++ b/rust/kernel/init.rs
@@ -79,14 +79,6 @@
 //! #     pub unsafe fn destroy_foo(_ptr: *mut foo) {}
 //! #     pub unsafe fn enable_foo(_ptr: *mut foo, _flags: u32) -> i32 { 0 }
 //! # }
-//! # // `Error::from_errno` is `pub(crate)` in the `kernel` crate, thus provide a workaround.
-//! # trait FromErrno {
-//! #     fn from_errno(errno: core::ffi::c_int) -> Error {
-//! #         // Dummy error that can be constructed outside the `kernel` crate.
-//! #         Error::from(core::fmt::Error)
-//! #     }
-//! # }
-//! # impl FromErrno for Error {}
 //! /// # Invariants
 //! ///
 //! /// `foo` is always initialized

-- 
2.50.0