diff options
| author | Rui Wang <rui.y.wang@intel.com> | 2016-08-17 16:00:35 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-08-18 11:45:18 +0200 |
| commit | 6ab7eba5db93c11d61f6f7fbe21edbc875b26c1a (patch) | |
| tree | b31b20be3e536e2ea4a5b229a7cc354a0557504a /drivers/acpi/ioapic.c | |
| parent | 584c5c422f6c749ced1e0bc3c6837f650f64e1e1 (diff) | |
x86/ioapic: Fix setup_res() failing to get resource
acpi_dev_filter_resource_type() returns 0 on success, and 1 on failure.
A return value of zero means there's a matching resource, so we should
continue within setup_res() to get the resource.
Signed-off-by: Rui Wang <rui.y.wang@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: bhelgaas@google.com
Cc: helgaas@kernel.org
Cc: linux-acpi@vger.kernel.org
Cc: linux-pci@vger.kernel.org
Cc: rjw@rjwysocki.net
Cc: tony.luck@intel.com
Link: http://lkml.kernel.org/r/1471420837-31003-4-git-send-email-rui.y.wang@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/acpi/ioapic.c')
| -rw-r--r-- | drivers/acpi/ioapic.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/ioapic.c b/drivers/acpi/ioapic.c index 2449377a6e7c..8ab6d426c178 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)) { |