From: Rafael J. Wysocki <rafael.j.wyso...@intel.com>
A few lines of code can be cut from hotplug_event() by defining
and initializing the slot variable at the top of the function,
so do that.
Signed-off-by: Rafael J. Wysocki <rafael.j.wyso...@intel.com>
---
drivers/pci/hotplug/acpiphp_glue.c | 19 ++++++-------------
1 file changed, 6 insertions(+), 13 deletions(-)
Index: linux-pm/drivers/pci/hotplug/acpiphp_glue.c
===================================================================
--- linux-pm.orig/drivers/pci/hotplug/acpiphp_glue.c
+++ linux-pm/drivers/pci/hotplug/acpiphp_glue.c
@@ -817,6 +817,7 @@ static void hotplug_event(acpi_handle ha
{
struct acpiphp_context *context = data;
struct acpiphp_func *func = &context->func;
+ struct acpiphp_slot *slot = func->slot;
struct acpiphp_bridge *bridge;
char objname[64];
struct acpi_buffer buffer = { .length = sizeof(objname),
@@ -838,14 +839,11 @@ static void hotplug_event(acpi_handle ha
pr_debug("%s: Bus check notify on %s\n", __func__, objname);
pr_debug("%s: re-enumerating slots under %s\n",
__func__, objname);
- if (bridge) {
+ if (bridge)
acpiphp_check_bridge(bridge);
- } else {
- struct acpiphp_slot *slot = func->slot;
+ else if (!(slot->flags & SLOT_IS_GOING_AWAY))
+ enable_slot(slot);
- if (!(slot->flags & SLOT_IS_GOING_AWAY))
- enable_slot(slot);
- }
break;
case ACPI_NOTIFY_DEVICE_CHECK:
@@ -853,12 +851,7 @@ static void hotplug_event(acpi_handle ha
pr_debug("%s: Device check notify on %s\n", __func__, objname);
if (bridge) {
acpiphp_check_bridge(bridge);
- } else {
- struct acpiphp_slot *slot = func->slot;
-
- if (slot->flags & SLOT_IS_GOING_AWAY)
- break;
-
+ } else if (!(slot->flags & SLOT_IS_GOING_AWAY)) {
/*
* Check if anything has changed in the slot and rescan
* from the parent if that's the case.
@@ -871,7 +864,7 @@ static void hotplug_event(acpi_handle ha
case ACPI_NOTIFY_EJECT_REQUEST:
/* request device eject */
pr_debug("%s: Device eject notify on %s\n", __func__, objname);
- acpiphp_disable_and_eject_slot(func->slot);
+ acpiphp_disable_and_eject_slot(slot);
break;
}
--
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