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[IA64] Fix wrong assumption in acpi_gsi_to_irq

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The ia64's acpi_gsi_to_irq() function assumes irq == vector. But in
fact irq can be different from vector. This patch fix this wrong
assumption.

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
This commit is contained in:
Kenji Kaneshige 2007-07-26 15:31:34 +09:00 committed by Tony Luck
parent 6bde71ec1e
commit 3c3738c874
1 changed files with 4 additions and 5 deletions
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9
arch/ia64/kernel/acpi.c
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@ -741,16 +741,15 @@ int __init acpi_boot_init(void)
int acpi_gsi_to_irq(u32 gsi, unsigned int *irq)
{
int vector;
int tmp;
if (has_8259 && gsi < 16)
*irq = isa_irq_to_vector(gsi);
else {
vector = gsi_to_vector(gsi);
if (vector == -1)
tmp = gsi_to_irq(gsi);
if (tmp == -1)
return -1;
*irq = vector;
*irq = tmp;
}
return 0;
}