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x86: kmalloc + memset conversion to kzalloc 

arch/x86_64/kernel/io_apic.c | 56080 -> 56038 (-42 bytes)

also eliminate unnecessary local variable assignment.

[ tglx: arch/x86 adaptation ]

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Mariusz Kozlowski 2007-10-17 18:04:38 +02:00 committed by Thomas Gleixner
parent a850cef77f
commit cddf7ff766
1 changed files with 2 additions and 3 deletions
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5
arch/x86/kernel/io_apic_64.c
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@ -1845,7 +1845,7 @@ static struct sysdev_class ioapic_sysdev_class = {
static int __init ioapic_init_sysfs(void)
{
struct sys_device * dev;
int i, size, error = 0;
int i, size, error;
error = sysdev_class_register(&ioapic_sysdev_class);
if (error)
@ -1854,12 +1854,11 @@ static int __init ioapic_init_sysfs(void)
for (i = 0; i < nr_ioapics; i++ ) {
size = sizeof(struct sys_device) + nr_ioapic_registers[i]
* sizeof(struct IO_APIC_route_entry);
mp_ioapic_data[i] = kmalloc(size, GFP_KERNEL);
mp_ioapic_data[i] = kzalloc(size, GFP_KERNEL);
if (!mp_ioapic_data[i]) {
printk(KERN_ERR "Can't suspend/resume IOAPIC %d\n", i);
continue;
}
memset(mp_ioapic_data[i], 0, size);
dev = &mp_ioapic_data[i]->dev;
dev->id = i;
dev->cls = &ioapic_sysdev_class;