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rust: devres: use cast_pin_init instead of manual reimplementation

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Remove the manual type-casting which is already available as
`cast_pin_init`.

Signed-off-by: Gary Guo <gary@garyguo.net>
Link: https://patch.msgid.link/20260722-merge-init-v1-2-d4594de76538@garyguo.net
Signed-off-by: Danilo Krummrich <dakr@kernel.org>
This commit is contained in:
Gary Guo 2026-07-22 19:50:16 +01:00 committed by Danilo Krummrich
parent 1c2c8484b9
commit a1f1b3b478
1 changed files with 1 additions and 5 deletions
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6
rust/kernel/devres.rs
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@ -435,11 +435,7 @@ pub unsafe fn new<'a, E>(
// SAFETY: The caller guarantees the data is valid for the device's full bound scope.
// Lifetimes do not affect layout, so F::Of<'a> and F::Of<'static> have identical
// representation; casting the slot pointer is sound.
let data = unsafe {
pin_init::pin_init_from_closure::<F::Of<'static>, E>(move |slot| {
data.__pinned_init(slot.cast())
})
};
let data = unsafe { pin_init::cast_pin_init(data) };
Ok(Self(Devres::new(dev, data)?))
}