[PATCH] [36/45] x86_64: kmalloc + memset conversion to kzalloc

Andi Kleen
2007-09-21T20:56:56Z

From: Mariusz Kozlowski <m.kozlowski@tuxland.pl>

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

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>

---

arch/x86_64/kernel/io_apic.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

Index: linux/arch/x86_64/kernel/io_apic.c
===================================================================
--- linux.orig/arch/x86_64/kernel/io_apic.c
+++ linux/arch/x86_64/kernel/io_apic.c
@@ -1847,7 +1847,7 @@ static struct sysdev_class ioapic_sysdev
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)
@@ -1856,12 +1856,11 @@ 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;