linux-kernel - [PATCH] samples: rust: debugfs: use `core::ffi::CStr` method names

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Message-ID: <20251019213049.2060970-1-ojeda@kernel.org>
Date: Sun, 19 Oct 2025 23:30:49 +0200
From: Miguel Ojeda <ojeda@...nel.org>
To: tamird@...nel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	"Rafael J. Wysocki" <rafael@...nel.org>,
	Danilo Krummrich <dakr@...nel.org>,
	Miguel Ojeda <ojeda@...nel.org>,
	Alex Gaynor <alex.gaynor@...il.com>
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Subject: [PATCH] samples: rust: debugfs: use `core::ffi::CStr` method names

Prepare for `core::ffi::CStr` taking the place of `kernel::str::CStr` by
avoiding methods that only exist on the latter.

This backslid in commit d4a5d397c7fb ("samples: rust: Add scoped debugfs
sample driver").

Signed-off-by: Miguel Ojeda <ojeda@...nel.org>
---
 samples/rust/rust_debugfs_scoped.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/samples/rust/rust_debugfs_scoped.rs b/samples/rust/rust_debugfs_scoped.rs
index b0c4e76b123e..eb870e9986b8 100644
--- a/samples/rust/rust_debugfs_scoped.rs
+++ b/samples/rust/rust_debugfs_scoped.rs
@@ -38,7 +38,7 @@ fn remove_file_write(
     mod_data
         .devices
         .lock()
-        .retain(|device| device.name.as_bytes() != to_remove.as_bytes());
+        .retain(|device| device.name.to_bytes() != to_remove.to_bytes());
     Ok(())
 }
 

base-commit: b214b442f2fa78aad04ebe1b5cad2c1d94120cb7
-- 
2.51.0