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[v6,15/18] rust: platform: refactor to use `&raw mut`

Message ID 20250418014143.888022-16-contact@antoniohickey.com (mailing list archive)
State New
Headers show
Series refactor to utilize `&raw [const|mut]` | expand

Commit Message

Antonio Hickey April 18, 2025, 1:41 a.m. UTC 
Replacing all occurrences of `addr_of_mut!(place)`
with `&raw mut place`.

This will allow us to reduce macro complexity, and improve consistency
with existing reference syntax as `&raw mut` is similar to `&mut`
making it fit more naturally with other existing code.

Suggested-by: Benno Lossin <benno.lossin@proton.me>
Link: https://github.com/Rust-for-Linux/linux/issues/1148
Signed-off-by: Antonio Hickey <contact@antoniohickey.com>
---
 rust/kernel/platform.rs | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)
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Patch

diff --git a/rust/kernel/platform.rs b/rust/kernel/platform.rs
index 4917cb34e2fe..f0f316b639e8 100644
--- a/rust/kernel/platform.rs
+++ b/rust/kernel/platform.rs
@@ -14,11 +14,7 @@ 
     ThisModule,
 };
 
-use core::{
-    marker::PhantomData,
-    ops::Deref,
-    ptr::{addr_of_mut, NonNull},
-};
+use core::{marker::PhantomData, ops::Deref, ptr::NonNull};
 
 /// An adapter for the registration of platform drivers.
 pub struct Adapter<T: Driver>(T);
@@ -227,7 +223,7 @@  impl AsRef<device::Device> for Device {
     fn as_ref(&self) -> &device::Device {
         // SAFETY: By the type invariant of `Self`, `self.as_raw()` is a pointer to a valid
         // `struct platform_device`.
-        let dev = unsafe { addr_of_mut!((*self.as_raw()).dev) };
+        let dev = unsafe { &raw mut (*self.as_raw()).dev };
 
         // SAFETY: `dev` points to a valid `struct device`.
         unsafe { device::Device::as_ref(dev) }