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Sat, 18 Oct 2025 10:45:46 -0700 (PDT) Received: from 117.1.168.192.in-addr.arpa ([2600:4808:6353:5c00:1948:1052:f1e9:e23a]) by smtp.gmail.com with ESMTPSA id d75a77b69052e-4e8ab114132sm20445161cf.40.2025.10.18.10.45.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 18 Oct 2025 10:45:46 -0700 (PDT) From: Tamir Duberstein Date: Sat, 18 Oct 2025 13:45:15 -0400 Subject: [PATCH v18 04/16] rust_binder: use `core::ffi::CStr` method names Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251018-cstr-core-v18-4-ef3d02760804@gmail.com> References: <20251018-cstr-core-v18-0-ef3d02760804@gmail.com> In-Reply-To: <20251018-cstr-core-v18-0-ef3d02760804@gmail.com> To: Miguel Ojeda , Alex Gaynor , Boqun Feng , Gary Guo , =?utf-8?q?Bj=C3=B6rn_Roy_Baron?= , Benno Lossin , Andreas Hindborg , Alice Ryhl , Trevor Gross , Danilo Krummrich , Greg Kroah-Hartman , "Rafael J. Wysocki" , Luis Chamberlain , Russ Weight , Peter Zijlstra , Ingo Molnar , Will Deacon , Waiman Long , Nathan Chancellor , Nick Desaulniers , Bill Wendling , Justin Stitt , Christian Brauner , Alexander Viro , Jan Kara , =?utf-8?q?Arve_Hj=C3=B8nnev=C3=A5g?= , Todd Kjos , Martijn Coenen , Joel Fernandes , Carlos Llamas , Suren Baghdasaryan , Jens Axboe , Lorenzo Stoakes , Vlastimil Babka , "Liam R. Howlett" , Uladzislau Rezki , Bjorn Helgaas , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= , Viresh Kumar , Nishanth Menon , Stephen Boyd , Breno Leitao , Liam Girdwood , Mark Brown , Michael Turquette , David Airlie , Simona Vetter Cc: rust-for-linux@vger.kernel.org, linux-kernel@vger.kernel.org, llvm@lists.linux.dev, linux-fsdevel@vger.kernel.org, linux-block@vger.kernel.org, linux-pci@vger.kernel.org, linux-pm@vger.kernel.org, linux-clk@vger.kernel.org, dri-devel@lists.freedesktop.org, Tamir Duberstein X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=openssh-sha256; t=1760809526; l=1838; i=tamird@gmail.com; h=from:subject:message-id; bh=CzY30Cbw7NH9BCqW+7Dm4yyfJiEmTcSRj3QBxiZsJWU=; b=U1NIU0lHAAAAAQAAADMAAAALc3NoLWVkMjU1MTkAAAAgtYz36g7iDMSkY5K7Ab51ksGX7hJgs MRt+XVZTrIzMVIAAAAGcGF0YXR0AAAAAAAAAAZzaGE1MTIAAABTAAAAC3NzaC1lZDI1NTE5AAAA QCdjYy/3zPtDG6mLhbi/m87N/OQUz3F9LUrbbVL/SdtvY9mUE4M1GxOy/SM9SDWwBVOLExEXvgS qD3AZBhe7nAg= X-Developer-Key: i=tamird@gmail.com; a=openssh; fpr=SHA256:264rPmnnrb+ERkS7DDS3tuwqcJss/zevJRzoylqMsbc 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 eafedbc7c050 ("rust_binder: add Rust Binder driver"). Reviewed-by: Alice Ryhl Signed-off-by: Tamir Duberstein --- drivers/android/binder/stats.rs | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/android/binder/stats.rs b/drivers/android/binder/stats.rs index a83ec111d2cb..10c43679d5c3 100644 --- a/drivers/android/binder/stats.rs +++ b/drivers/android/binder/stats.rs @@ -72,7 +72,7 @@ pub(super) fn command_string(i: usize) -> &'static str { // SAFETY: Accessing `binder_command_strings` is always safe. let c_str_ptr = unsafe { binder_command_strings[i] }; // SAFETY: The `binder_command_strings` array only contains nul-terminated strings. - let bytes = unsafe { CStr::from_char_ptr(c_str_ptr) }.as_bytes(); + let bytes = unsafe { CStr::from_char_ptr(c_str_ptr) }.to_bytes(); // SAFETY: The `binder_command_strings` array only contains strings with ascii-chars. unsafe { from_utf8_unchecked(bytes) } } @@ -81,7 +81,7 @@ pub(super) fn return_string(i: usize) -> &'static str { // SAFETY: Accessing `binder_return_strings` is always safe. let c_str_ptr = unsafe { binder_return_strings[i] }; // SAFETY: The `binder_command_strings` array only contains nul-terminated strings. - let bytes = unsafe { CStr::from_char_ptr(c_str_ptr) }.as_bytes(); + let bytes = unsafe { CStr::from_char_ptr(c_str_ptr) }.to_bytes(); // SAFETY: The `binder_command_strings` array only contains strings with ascii-chars. unsafe { from_utf8_unchecked(bytes) } } -- 2.51.1