linux-kernel - [PATCH] rust: drm: use `pin_init::zeroed()` for file operations initialization

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Message-ID: <20251129134834.34559-1-atharvd440@gmail.com>
Date: Sat, 29 Nov 2025 19:18:34 +0530
From: Atharv Dubey <atharvd440@...il.com>
To: airlied@...il.com,
	simona@...ll.ch,
	dakr@...nel.org,
	aliceryhl@...gle.com,
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Cc: boqun.feng@...il.com,
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	dri-devel@...ts.freedesktop.org,
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	Atharv Dubey <atharvd440@...il.com>
Subject: [PATCH] rust: drm: use `pin_init::zeroed()` for file operations initialization

Replace the manual `unsafe { core::mem::zeroed() }` initialization of
`bindings::file_operations` with `pin_init::zeroed()`. This removes the
explicit unsafe

Signed-off-by: Atharv Dubey <atharvd440@...il.com>
---
 rust/kernel/drm/gem/mod.rs | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/rust/kernel/drm/gem/mod.rs b/rust/kernel/drm/gem/mod.rs
index 30c853988b94..c220cf1966fd 100644
--- a/rust/kernel/drm/gem/mod.rs
+++ b/rust/kernel/drm/gem/mod.rs
@@ -298,9 +298,8 @@ impl<T: DriverObject> AllocImpl for Object<T> {
 }
 
 pub(super) const fn create_fops() -> bindings::file_operations {
-    // SAFETY: As by the type invariant, it is safe to initialize `bindings::file_operations`
-    // zeroed.
-    let mut fops: bindings::file_operations = unsafe { core::mem::zeroed() };
+
+    let mut fops: bindings::file_operations = pin_init::zeroed();
 
     fops.owner = core::ptr::null_mut();
     fops.open = Some(bindings::drm_open);
-- 
2.43.0