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[PATCH 4/4] x86/kexec: address Misra rule 11.1 violation in machine_kexec_load()
- To: "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 3 Sep 2026 13:44:41 +0200
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- Cc: Nicola Vetrini <nicola.vetrini@xxxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- Delivery-date: Thu, 03 Sep 2026 11:44:46 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
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@xxxxxxxx>
--- 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);
/*
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