1 files changed, 1 insertions, 1 deletions

diff --git a/arch/ia64/kernel/acpi-processor.c b/arch/ia64/kernel/acpi-processor.c
index 4d4993a47e55..5a216c019924 100644
--- a/arch/ia64/kernel/acpi-processor.c
+++ b/arch/ia64/kernel/acpi-processor.c
@@ -44,7 +44,7 @@ static void init_intel_pdc(struct acpi_processor *pr)
 
         buf[0] = ACPI_PDC_REVISION_ID;
         buf[1] = 1;
-        buf[2] |= ACPI_PDC_EST_CAPABILITY_SMP;
+        buf[2] = ACPI_PDC_EST_CAPABILITY_SMP;
 
         obj->type = ACPI_TYPE_BUFFER;
         obj->buffer.length = 12;