diff options
Diffstat (limited to 'drivers/gpu/drm/drm_panic_qr.rs')
| -rw-r--r-- | drivers/gpu/drm/drm_panic_qr.rs | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/drm_panic_qr.rs b/drivers/gpu/drm/drm_panic_qr.rs index bcf248f69252..ecd87e8ffe05 100644 --- a/drivers/gpu/drm/drm_panic_qr.rs +++ b/drivers/gpu/drm/drm_panic_qr.rs @@ -27,7 +27,7 @@ //! * <https://github.com/bjguillot/qr> use core::cmp; -use kernel::str::CStr; +use kernel::{prelude::*, str::CStr}; #[derive(Debug, Clone, Copy, PartialEq, Eq, Ord, PartialOrd)] struct Version(usize); @@ -929,7 +929,7 @@ impl QrImage<'_> { /// * `tmp` must be valid for reading and writing for `tmp_size` bytes. /// /// They must remain valid for the duration of the function call. -#[no_mangle] +#[export] pub unsafe extern "C" fn drm_panic_qr_generate( url: *const kernel::ffi::c_char, data: *mut u8, @@ -980,8 +980,13 @@ pub unsafe extern "C" fn drm_panic_qr_generate( /// * If `url_len` > 0, remove the 2 segments header/length and also count the /// conversion to numeric segments. /// * If `url_len` = 0, only removes 3 bytes for 1 binary segment. -#[no_mangle] -pub extern "C" fn drm_panic_qr_max_data_size(version: u8, url_len: usize) -> usize { +/// +/// # Safety +/// +/// Always safe to call. +// Required to be unsafe due to the `#[export]` annotation. +#[export] +pub unsafe extern "C" fn drm_panic_qr_max_data_size(version: u8, url_len: usize) -> usize { #[expect(clippy::manual_range_contains)] if version < 1 || version > 40 { return 0; |