ACPI: sbshc: Fix fall-through warning for Clang

In preparation to enable -Wimplicit-fallthrough for Clang, fix a
fallthrough warning by simply dropping the empty default case at
the bottom.

This contributes to the ongoing efforts to globally enable
-Wimplicit-fallthrough for Clang.

Link: https://github.com/KSPP/linux/issues/115
Suggested-by: Rafael J. Wysocki <rafael@kernel.org>
Link: https://lore.kernel.org/lkml/CAJZ5v0hLYWKX__oZdcCY0D20pNqpw8SkiTPOCNOtpqe--QLp4Q@mail.gmail.com/
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c
index 53c2862c4c75dc05235eb8b98cb08d8b1be0fcdd..5c021c3b81d965b57b6e979d042d8b06430f67ac 100644 (file)
--- a/drivers/acpi/sbshc.c
+++ b/drivers/acpi/sbshc.c
@@ -231,7 +231,6 @@ static int smbus_alarm(void *context)
                case ACPI_SBS_BATTERY:
                        acpi_os_execute(OSL_NOTIFY_HANDLER,
                                        acpi_smbus_callback, hc);
-               default:;
        }
        mutex_unlock(&hc->lock);
        return 0;