Re: [PATCH v12 4/6] rust: enable `clippy::as_underscore` lint

From: Danilo Krummrich
Date: Wed Jun 18 2025 - 13:38:44 EST



On 6/15/25 10:55 PM, Tamir Duberstein wrote:
diff --git a/rust/kernel/error.rs b/rust/kernel/error.rs
index afcb00cb6a75..fd7a8b759437 100644
--- a/rust/kernel/error.rs
+++ b/rust/kernel/error.rs
@@ -153,7 +153,7 @@ pub(crate) fn to_blk_status(self) -> bindings::blk_status_t {
/// Returns the error encoded as a pointer.
pub fn to_ptr<T>(self) -> *mut T {
// SAFETY: `self.0` is a valid error due to its invariant.
- unsafe { bindings::ERR_PTR(self.0.get() as _).cast() }
+ unsafe { bindings::ERR_PTR(self.0.get() as isize).cast() }

Shouldn't this be `c_long`?