x86, legacy_irq: Remove duplicate vector assigment

Remove duplicated cfg[i].vector assignment.
Signed-off-by: NYinghai Lu <yinghai@kernel.org>
LKML-Reference: <4B8493A0.6080501@kernel.org>
Signed-off-by: NH. Peter Anvin <hpa@zytor.com>

arch/x86/kernel/apic/io_apic.c

@@ -161,8 +161,6 @@ int __init arch_early_irq_init(void)
 	node= cpu_to_node(boot_cpu_id);
 
 	for (i = 0; i < count; i++) {
-		if (i < legacy_pic->nr_legacy_irqs)
-			cfg[i].vector = IRQ0_VECTOR + i;
 		desc = irq_to_desc(i);
 		desc->chip_data = &cfg[i];
 		zalloc_cpumask_var_node(&cfg[i].domain, GFP_NOWAIT, node);