setup_res() doesn't actually get any resource because it mistakenly
checks the return value of acpi_dev_filter_resource_type(), which
returns 0 on success, and 1 on failure. Fix it by taking the return
value of non-zero as failing to match the specified resource type.
Signed-off-by: Rui Wang <rui.y.wang@xxxxxxxxx>
---
drivers/acpi/ioapic.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/acpi/ioapic.c b/drivers/acpi/ioapic.c
index 2449377..8ab6d42 100644
--- a/drivers/acpi/ioapic.c
+++ b/drivers/acpi/ioapic.c
@@ -46,7 +46,7 @@ static acpi_status setup_res(struct acpi_resource *acpi_res, void *data)
struct resource_win win;
res->flags = 0;
- if (acpi_dev_filter_resource_type(acpi_res, IORESOURCE_MEM) == 0)
+ if (acpi_dev_filter_resource_type(acpi_res, IORESOURCE_MEM))
return AE_OK;
if (!acpi_dev_resource_memory(acpi_res, res)) {
--
1.8.3.1
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