[PATCH 04/17] rust: clk: replace `kernel::c_str!` with C-Strings

Tamir Duberstein tamird at gmail.com
Thu Jul 10 15:31:07 UTC 2025


C-String literals were added in Rust 1.77. Replace instances of
`kernel::c_str!` with C-String literals where possible.

Acked-by: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
Reviewed-by: Alice Ryhl <aliceryhl at google.com>
Signed-off-by: Tamir Duberstein <tamird at gmail.com>
---
 rust/kernel/clk.rs | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/rust/kernel/clk.rs b/rust/kernel/clk.rs
index 34a19bc99990..fb0f259cf231 100644
--- a/rust/kernel/clk.rs
+++ b/rust/kernel/clk.rs
@@ -100,13 +100,12 @@ mod common_clk {
     /// The following example demonstrates how to obtain and configure a clock for a device.
     ///
     /// ```
-    /// use kernel::c_str;
     /// use kernel::clk::{Clk, Hertz};
     /// use kernel::device::Device;
     /// use kernel::error::Result;
     ///
     /// fn configure_clk(dev: &Device) -> Result {
-    ///     let clk = Clk::get(dev, Some(c_str!("apb_clk")))?;
+    ///     let clk = Clk::get(dev, Some(c"apb_clk"))?;
     ///
     ///     clk.prepare_enable()?;
     ///
@@ -272,13 +271,12 @@ fn drop(&mut self) {
     /// device. The code functions correctly whether or not the clock is available.
     ///
     /// ```
-    /// use kernel::c_str;
     /// use kernel::clk::{OptionalClk, Hertz};
     /// use kernel::device::Device;
     /// use kernel::error::Result;
     ///
     /// fn configure_clk(dev: &Device) -> Result {
-    ///     let clk = OptionalClk::get(dev, Some(c_str!("apb_clk")))?;
+    ///     let clk = OptionalClk::get(dev, Some(c"apb_clk"))?;
     ///
     ///     clk.prepare_enable()?;
     ///

-- 
2.50.0



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