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-rw-r--r--drivers/acpi/ac.c1
-rw-r--r--drivers/acpi/acpi_processor.c1
-rw-r--r--drivers/acpi/dock.c1
-rw-r--r--drivers/acpi/resource.c1
4 files changed, 4 insertions, 0 deletions
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index 8f52483219ba..47a7ed557bd6 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -265,6 +265,7 @@ static void acpi_ac_notify(struct acpi_device *device, u32 event)
default:
ACPI_DEBUG_PRINT((ACPI_DB_INFO,
"Unsupported event [0x%x]\n", event));
+ /* fall through */
case ACPI_AC_NOTIFY_STATUS:
case ACPI_NOTIFY_BUS_CHECK:
case ACPI_NOTIFY_DEVICE_CHECK:
diff --git a/drivers/acpi/acpi_processor.c b/drivers/acpi/acpi_processor.c
index 86c10599d9f8..449d86d39965 100644
--- a/drivers/acpi/acpi_processor.c
+++ b/drivers/acpi/acpi_processor.c
@@ -82,6 +82,7 @@ static int acpi_processor_errata_piix4(struct pci_dev *dev)
* PIIX4 models.
*/
errata.piix4.throttle = 1;
+ /* fall through*/
case 2: /* PIIX4E */
case 3: /* PIIX4M */
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
index 2305e1ab978e..e3fc1f045e1c 100644
--- a/drivers/acpi/dock.c
+++ b/drivers/acpi/dock.c
@@ -482,6 +482,7 @@ int dock_notify(struct acpi_device *adev, u32 event)
surprise_removal = 1;
event = ACPI_NOTIFY_EJECT_REQUEST;
/* Fall back */
+ /* fall through */
case ACPI_NOTIFY_EJECT_REQUEST:
begin_undock(ds);
if ((immediate_undock && !(ds->flags & DOCK_IS_ATA))
diff --git a/drivers/acpi/resource.c b/drivers/acpi/resource.c
index d85e010ee2cc..316a0fc785e3 100644
--- a/drivers/acpi/resource.c
+++ b/drivers/acpi/resource.c
@@ -381,6 +381,7 @@ unsigned int acpi_dev_get_irq_type(int triggering, int polarity)
case ACPI_ACTIVE_BOTH:
if (triggering == ACPI_EDGE_SENSITIVE)
return IRQ_TYPE_EDGE_BOTH;
+ /* fall through */
default:
return IRQ_TYPE_NONE;
}