On Mon 2025-03-03 08:45:12, Alice Ryhl wrote:
> Without this change, the rest of this series will emit the following
> error message:
>
> error[E0308]: `if` and `else` have incompatible types
> --> <linux>/rust/kernel/print.rs:22:22
> |
> 21 | #[export]
> | --------- expected because of this
> 22 | unsafe extern "C" fn rust_fmt_argument(
> | ^^^^^^^^^^^^^^^^^ expected `u8`, found `i8`
> |
> = note: expected fn item `unsafe extern "C" fn(*mut u8, *mut u8, *mut
> c_void) -> *mut u8 {bindings::rust_fmt_argument}`
> found fn item `unsafe extern "C" fn(*mut i8, *mut i8, *const
> c_void) -> *mut i8 {print::rust_fmt_argument}`
>
> The error may be different depending on the architecture.
>
> To fix this, change the void pointer argument to use a const pointer,
> and change the imports to use crate::ffi instead of core::ffi for
> integer types.
>
> Fixes: 787983da7718 ("vsprintf: add new `%pA` format specifier")
> Reviewed-by: Tamir Duberstein <[email protected]>
> Acked-by: Greg Kroah-Hartman <[email protected]>
> Signed-off-by: Alice Ryhl <[email protected]>
Acked-by: Petr Mladek <[email protected]>
Best Regards,
Petr
