diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S
index b4e15dd6786a..2a017441b8b2 100644
--- a/arch/x86/boot/header.S
+++ b/arch/x86/boot/header.S
@@ -32,10 +32,6 @@ SYSSEG		= 0x1000		/* historical load address >> 4 */
 #define SVGA_MODE ASK_VGA
 #endif
 
-#ifndef RAMDISK
-#define RAMDISK 0
-#endif
-
 #ifndef ROOT_RDONLY
 #define ROOT_RDONLY 1
 #endif
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index 357475a87b52..ef5ccca79a6c 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -304,7 +304,7 @@ static void alternatives_smp_lock(const s32 *start, const s32 *end,
 		/* turn DS segment override prefix into lock prefix */
 		if (*ptr == 0x3e)
 			text_poke(ptr, ((unsigned char []){0xf0}), 1);
-	};
+	}
 	mutex_unlock(&text_mutex);
 }
 
@@ -322,7 +322,7 @@ static void alternatives_smp_unlock(const s32 *start, const s32 *end,
 		/* turn lock prefix into DS segment override prefix */
 		if (*ptr == 0xf0)
 			text_poke(ptr, ((unsigned char []){0x3E}), 1);
-	};
+	}
 	mutex_unlock(&text_mutex);
 }
 
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 24deb3082328..b17416e72fbd 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1934,7 +1934,7 @@ void smp_error_interrupt(struct pt_regs *regs)
 			apic_printk(APIC_DEBUG, KERN_CONT " : %s", error_interrupt_reason[i]);
 		i++;
 		v1 >>= 1;
-	};
+	}
 
 	apic_printk(APIC_DEBUG, KERN_CONT "\n");
 
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index b1eb202ee76a..b06737d122f4 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -4543,7 +4543,7 @@ static int handle_cr(struct kvm_vcpu *vcpu)
 				vcpu->run->exit_reason = KVM_EXIT_SET_TPR;
 				return 0;
 			}
-		};
+		}
 		break;
 	case 2: /* clts */
 		handle_clts(vcpu);
diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c
index 937bcece7006..704b9ec043d7 100644
--- a/arch/x86/pci/mmconfig-shared.c
+++ b/arch/x86/pci/mmconfig-shared.c
@@ -585,7 +585,7 @@ static int __init pci_parse_mcfg(struct acpi_table_header *header)
 	while (i >= sizeof(struct acpi_mcfg_allocation)) {
 		entries++;
 		i -= sizeof(struct acpi_mcfg_allocation);
-	};
+	}
 	if (entries == 0) {
 		pr_err(PREFIX "MMCONFIG has no entries\n");
 		return -ENODEV;