1 files changed, 1 insertions, 1 deletions

diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 28a4529fdd60..7e926471e4ec 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -899,7 +899,7 @@ int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base)
         if ((err = iosapic_init(phys_addr, gsi_base)))
                 return err;
 
-#if CONFIG_ACPI_NUMA
+#ifdef CONFIG_ACPI_NUMA
         acpi_map_iosapic(handle, 0, NULL, NULL);
 #endif                          /* CONFIG_ACPI_NUMA */