Files
linux-stable-mirror/rust/helpers/string.c
T
Jan Polensky 71247e71a4 rust: helpers: Add memchr wrapper for string operations
Add a dedicated string helper file with a memchr wrapper that uses the
kernel's instrumented memchr() function to ensure KASAN and FORTIFY_SOURCE
protections are preserved for Rust code.

Reported-by: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
Link: https://lore.kernel.org/rust-for-linux/CANiq72mXAZc0sNM7ShX8VDVs_7zJddawP-e=wt+ERr1YUCcWUw@mail.gmail.com/
Signed-off-by: Jan Polensky <japo@linux.ibm.com>
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Acked-by: Gary Guo <gary@garyguo.net>
Signed-off-by: Alexander Gordeev <agordeev@linux.ibm.com>
2026-06-10 16:25:13 +02:00

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164 B
C

// SPDX-License-Identifier: GPL-2.0
#include <linux/string.h>
__rust_helper void *rust_helper_memchr(const void *s, int c, size_t n)
{
return memchr(s, c, n);
}