#include <asm/delay.h>
#include <linux/atomic.h>
#include <linux/jump_label.h>
+#include <linux/nospec.h>
#include "kvm_cache_regs.h"
#include "irq.h"
#include "trace.h"
case APIC_LVTTHMR:
case APIC_LVTPC:
case APIC_LVT1:
- case APIC_LVTERR:
+ case APIC_LVTERR: {
/* TODO: Check vector */
+ size_t size;
+ u32 index;
+
if (!kvm_apic_sw_enabled(apic))
val |= APIC_LVT_MASKED;
- val &= apic_lvt_mask[(reg - APIC_LVTT) >> 4];
+ size = ARRAY_SIZE(apic_lvt_mask);
+ index = array_index_nospec(
+ (reg - APIC_LVTT) >> 4, size);
+ val &= apic_lvt_mask[index];
apic_set_reg(apic, reg, val);
-
break;
+ }
case APIC_LVTT:
if (!kvm_apic_sw_enabled(apic))