x86/apic: Kill useless variable x2apic_enabled in function enable_IR_x2apic()

Local variable x2apic_enabled has been assigned to but never referred,
so kill it.

Signed-off-by: Jiang Liu <jiang.liu@linux.intel.com>
Cc: Tony Luck <tony.luck@intel.com>
Cc: iommu@lists.linux-foundation.org
Cc: H. Peter Anvin <hpa@linux.intel.com>
Cc: Joerg Roedel <joro@8bytes.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Yinghai Lu <yinghai@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: David Rientjes <rientjes@google.com>
Cc: HATAYAMA Daisuke <d.hatayama@jp.fujitsu.com>
Cc: Jan Beulich <JBeulich@suse.com>
Cc: Richard Weinberger <richard@nod.at>
Cc: Oren Twaig <oren@scalemp.com>
Link: http://lkml.kernel.org/r/1420615903-28253-6-git-send-email-jiang.liu@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index 5446733..2dbd3a0 100644 (file)
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -1595,7 +1595,7 @@ int __init enable_IR(void)
 void __init enable_IR_x2apic(void)
 {
        unsigned long flags;
-       int ret, x2apic_enabled = 0;
+       int ret;
        int hardware_init_ret;
 
        if (!IS_ENABLED(CONFIG_X86_X2APIC)) {
@@ -1653,8 +1653,6 @@ void __init enable_IR_x2apic(void)
                goto skip_x2apic;
        }
 
-       x2apic_enabled = 1;
-
        if (x2apic_supported() && !x2apic_mode) {
                x2apic_mode = 1;
                enable_x2apic();