6.12-stable review patch. If anyone has any objections, please let me know.
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From: Filipe Xavier felipe_life@live.com
commit 5ed147473458f8c20f908a03227d8f5bb3cb8f7d upstream.
Change visibility to public of functions in error.rs: from_err_ptr, from_errno, from_result and to_ptr. Additionally, remove dead_code annotations.
Link: https://github.com/Rust-for-Linux/linux/issues/1105 Reviewed-by: Alice Ryhl aliceryhl@google.com Signed-off-by: Filipe Xavier felipe_life@live.com Reviewed-by: Benno Lossin benno.lossin@proton.me Reviewed-by: Gary Guo gary@garyguo.net Link: https://lore.kernel.org/r/DM4PR14MB7276E6948E67B3B23D8EA847E9652@DM4PR14MB72... Signed-off-by: Miguel Ojeda ojeda@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- rust/kernel/error.rs | 13 ++++--------- 1 file changed, 4 insertions(+), 9 deletions(-)
--- a/rust/kernel/error.rs +++ b/rust/kernel/error.rs @@ -95,7 +95,7 @@ impl Error { /// /// It is a bug to pass an out-of-range `errno`. `EINVAL` would /// be returned in such a case. - pub(crate) fn from_errno(errno: core::ffi::c_int) -> Error { + pub fn from_errno(errno: core::ffi::c_int) -> Error { if errno < -(bindings::MAX_ERRNO as i32) || errno >= 0 { // TODO: Make it a `WARN_ONCE` once available. crate::pr_warn!( @@ -133,8 +133,7 @@ impl Error { }
/// Returns the error encoded as a pointer. - #[expect(dead_code)] - pub(crate) fn to_ptr<T>(self) -> *mut T { + pub fn to_ptr<T>(self) -> *mut T { #[cfg_attr(target_pointer_width = "32", allow(clippy::useless_conversion))] // SAFETY: `self.0` is a valid error due to its invariant. unsafe { @@ -270,9 +269,7 @@ pub fn to_result(err: core::ffi::c_int) /// from_err_ptr(unsafe { bindings::devm_platform_ioremap_resource(pdev.to_ptr(), index) }) /// } /// ``` -// TODO: Remove `dead_code` marker once an in-kernel client is available. -#[allow(dead_code)] -pub(crate) fn from_err_ptr<T>(ptr: *mut T) -> Result<*mut T> { +pub fn from_err_ptr<T>(ptr: *mut T) -> Result<*mut T> { // CAST: Casting a pointer to `*const core::ffi::c_void` is always valid. let const_ptr: *const core::ffi::c_void = ptr.cast(); // SAFETY: The FFI function does not deref the pointer. @@ -318,9 +315,7 @@ pub(crate) fn from_err_ptr<T>(ptr: *mut /// }) /// } /// ``` -// TODO: Remove `dead_code` marker once an in-kernel client is available. -#[allow(dead_code)] -pub(crate) fn from_result<T, F>(f: F) -> T +pub fn from_result<T, F>(f: F) -> T where T: From<i16>, F: FnOnce() -> Result<T>,