Re: [PATCH 4/4] x86/kexec: address Misra rule 11.1 violation in machine_kexec_load()

[Nicola Vetrini <nicola.vetrini@bugseng.com>]

On 2026-09-03 13:44, Jan Beulich wrote:
> Misra rule 11.1 demands no conversion to different types at all. We
> deviate conversions to long, unsigned long, and void *, though - 
> leverage
> that deviation here.
> 
> No functional change intended.
> 
> Signed-off-by: Jan Beulich <jbeulich@suse.com>

Reviewed-by: Nicola Vetrini <nicola.vetrini@bugseng.com>

> 
> --- a/xen/arch/x86/machine_kexec.c
> +++ b/xen/arch/x86/machine_kexec.c
> @@ -121,7 +121,8 @@ int machine_kexec_load(struct kexec_imag
>      }
> 
>      code_page = __map_domain_page(image->control_code_page);
> -    memcpy(code_page, kexec_reloc, kexec_reloc_end - (char 
> *)kexec_reloc);
> +    memcpy(code_page, kexec_reloc,
> +           kexec_reloc_end - (const char *)(unsigned 
> long)kexec_reloc);
>      unmap_domain_page(code_page);
> 
>      /*

-- 
Nicola Vetrini, B.Sc.
Software Engineer
BUGSENG (https://bugseng.com)
LinkedIn: https://www.linkedin.com/in/nicola-vetrini-a42471253