[ACPI] remove "Resource isn't an IRQ" warning

In the case where a (broken) BIOS gives  us a blank _CRS for
a PCI Interrupt Link Device, the acpi_walk_resources()
will not terminate, but will then give the callback
the resource end tag.  Ignore the end tag.

Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c
index 1ffc77115367..07bc6dfe662b 100644
--- a/drivers/acpi/pci_link.c
+++ b/drivers/acpi/pci_link.c
@@ -233,8 +233,10 @@ acpi_pci_link_check_current(struct acpi_resource *resource, void *context)
                         *irq = p->interrupts[0];
                         break;
                 }
+                break;
         default:
-                ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Resource isn't an IRQ\n"));
+                ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Resource %d isn't an IRQ\n", resource->type));
+        case ACPI_RESOURCE_TYPE_END_TAG:
                 return_ACPI_STATUS(AE_OK);
         }
         return_ACPI_STATUS(AE_CTRL_TERMINATE);