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rust: clk: use CStr::as_char_ptr

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Replace the use of `as_ptr` which works through `<CStr as
Deref<Target=&[u8]>::deref()` in preparation for replacing
`kernel::str::CStr` with `core::ffi::CStr` as the latter does not
implement `Deref<Target=&[u8]>`.

Signed-off-by: Tamir Duberstein <tamird@gmail.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Link: https://patch.msgid.link/20251018-cstr-core-v18-14-9378a54385f8@gmail.com
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>
This commit is contained in:
Tamir Duberstein
2025-10-18 15:16:35 -04:00
committed by Miguel Ojeda
parent 9ce084e579
commit 1dcd763ba1
1 changed files with 2 additions and 2 deletions
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4
rust/kernel/clk.rs
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@@ -136,7 +136,7 @@ mod common_clk {
///
/// [`clk_get`]: https://docs.kernel.org/core-api/kernel-api.html#c.clk_get
pub fn get(dev: &Device, name: Option<&CStr>) -> Result<Self> {
let con_id = name.map_or(ptr::null(), |n| n.as_ptr());
let con_id = name.map_or(ptr::null(), |n| n.as_char_ptr());
// SAFETY: It is safe to call [`clk_get`] for a valid device pointer.
//
@@ -304,7 +304,7 @@ mod common_clk {
/// [`clk_get_optional`]:
/// https://docs.kernel.org/core-api/kernel-api.html#c.clk_get_optional
pub fn get(dev: &Device, name: Option<&CStr>) -> Result<Self> {
let con_id = name.map_or(ptr::null(), |n| n.as_ptr());
let con_id = name.map_or(ptr::null(), |n| n.as_char_ptr());
// SAFETY: It is safe to call [`clk_get_optional`] for a valid device pointer.
//