x86/ioapic.c: convert __target_IO_APIC_irq to conventional for() loop

Use a normal for() loop in __target_IO_APIC_irq().

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
This commit is contained in:
Jeremy Fitzhardinge 2009-06-08 03:37:52 -07:00
parent 4eea6fff61
commit 638f2f8c52

View file

@ -2236,13 +2236,9 @@ static void __target_IO_APIC_irq(unsigned int irq, unsigned int dest, struct irq
struct irq_pin_list *entry;
u8 vector = cfg->vector;
entry = cfg->irq_2_pin;
for (;;) {
for (entry = cfg->irq_2_pin; entry != NULL; entry = entry->next) {
unsigned int reg;
if (!entry)
break;
apic = entry->apic;
pin = entry->pin;
/*
@ -2255,9 +2251,6 @@ static void __target_IO_APIC_irq(unsigned int irq, unsigned int dest, struct irq
reg &= ~IO_APIC_REDIR_VECTOR_MASK;
reg |= vector;
io_apic_modify(apic, 0x10 + pin*2, reg);
if (!entry->next)
break;
entry = entry->next;
}
}