x86/efi: address violations of MISRA C:2012 Rule 7.2

The xen sources contains violations of MISRA C:2012 Rule 7.2 whose headline states: "A 'u' or 'U' suffix shall be applied to all integer constants that are represented in an unsigned type". Addi the 'U' suffix to integers literals with unsigned type. Signed-off-by: Simone Ballarin <[email protected]> Signed-off-by: Gianluca Luparini <[email protected]> Acked-by: Jan Beulich <[email protected]>
xen-project · Sep 13, 2023 · 38e1da3 · 38e1da3
1 parent e29cb1f
commit 38e1da3
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/xen/arch/x86/efi/efi-boot.h b/xen/arch/x86/efi/efi-boot.h
@@ -740,16 +740,16 @@ static void __init efi_arch_handle_module(const struct file *file,
 
 static void __init efi_arch_cpu(void)
 {
-    uint32_t eax = cpuid_eax(0x80000000);
+    uint32_t eax = cpuid_eax(0x80000000U);
     uint32_t *caps = boot_cpu_data.x86_capability;
 
     boot_tsc_stamp = rdtsc();
 
     caps[FEATURESET_1c] = cpuid_ecx(1);
 
-    if ( (eax >> 16) == 0x8000 && eax > 0x80000000 )
+    if ( (eax >> 16) == 0x8000 && eax > 0x80000000U )
     {
-        caps[FEATURESET_e1d] = cpuid_edx(0x80000001);
+        caps[FEATURESET_e1d] = cpuid_edx(0x80000001U);
 
         /*
          * This check purposefully doesn't use cpu_has_nx because