kmalloc + memset conversion to kzalloc From: Mariusz Kozlowski arch/x86_64/kernel/io_apic.c | 56080 -> 56038 (-42 bytes) Signed-off-by: Mariusz Kozlowski Signed-off-by: Andrew Morton Signed-off-by: Andi Kleen --- 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;