pc: Use hotplug_handler_(plug|unplug|unplug_request)

Let's avoid manually looking up the hotplug handler class. Use the
existing wrappers instead.

Signed-off-by: David Hildenbrand <david@redhat.com>
Message-Id: <20181212095707.19358-1-david@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

1 files changed, 8 insertions, 22 deletions

diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index 7d8f351b1d..3889eccdc3 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -2122,7 +2122,6 @@ static void pc_memory_pre_plug(HotplugHandler *hotplug_dev, DeviceState *dev,
 static void pc_memory_plug(HotplugHandler *hotplug_dev,
                            DeviceState *dev, Error **errp)
 {
-    HotplugHandlerClass *hhc;
     Error *local_err = NULL;
     PCMachineState *pcms = PC_MACHINE(hotplug_dev);
     bool is_nvdimm = object_dynamic_cast(OBJECT(dev), TYPE_NVDIMM);
@@ -2136,8 +2135,7 @@ static void pc_memory_plug(HotplugHandler *hotplug_dev,
         nvdimm_plug(&pcms->acpi_nvdimm_state);
     }
 
-    hhc = HOTPLUG_HANDLER_GET_CLASS(pcms->acpi_dev);
-    hhc->plug(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &error_abort);
+    hotplug_handler_plug(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &error_abort);
 out:
     error_propagate(errp, local_err);
 }
@@ -2145,7 +2143,6 @@ out:
 static void pc_memory_unplug_request(HotplugHandler *hotplug_dev,
                                      DeviceState *dev, Error **errp)
 {
-    HotplugHandlerClass *hhc;
     Error *local_err = NULL;
     PCMachineState *pcms = PC_MACHINE(hotplug_dev);
 
@@ -2166,9 +2163,8 @@ static void pc_memory_unplug_request(HotplugHandler *hotplug_dev,
         goto out;
     }
 
-    hhc = HOTPLUG_HANDLER_GET_CLASS(pcms->acpi_dev);
-    hhc->unplug_request(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err);
-
+    hotplug_handler_unplug_request(HOTPLUG_HANDLER(pcms->acpi_dev), dev,
+                                   &local_err);
 out:
     error_propagate(errp, local_err);
 }
@@ -2177,12 +2173,9 @@ static void pc_memory_unplug(HotplugHandler *hotplug_dev,
                              DeviceState *dev, Error **errp)
 {
     PCMachineState *pcms = PC_MACHINE(hotplug_dev);
-    HotplugHandlerClass *hhc;
     Error *local_err = NULL;
 
-    hhc = HOTPLUG_HANDLER_GET_CLASS(pcms->acpi_dev);
-    hhc->unplug(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err);
-
+    hotplug_handler_unplug(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err);
     if (local_err) {
         goto out;
     }
@@ -2224,14 +2217,12 @@ static void pc_cpu_plug(HotplugHandler *hotplug_dev,
                         DeviceState *dev, Error **errp)
 {
     CPUArchId *found_cpu;
-    HotplugHandlerClass *hhc;
     Error *local_err = NULL;
     X86CPU *cpu = X86_CPU(dev);
     PCMachineState *pcms = PC_MACHINE(hotplug_dev);
 
     if (pcms->acpi_dev) {
-        hhc = HOTPLUG_HANDLER_GET_CLASS(pcms->acpi_dev);
-        hhc->plug(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err);
+        hotplug_handler_plug(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err);
         if (local_err) {
             goto out;
         }
@@ -2255,7 +2246,6 @@ static void pc_cpu_unplug_request_cb(HotplugHandler *hotplug_dev,
                                      DeviceState *dev, Error **errp)
 {
     int idx = -1;
-    HotplugHandlerClass *hhc;
     Error *local_err = NULL;
     X86CPU *cpu = X86_CPU(dev);
     PCMachineState *pcms = PC_MACHINE(hotplug_dev);
@@ -2272,9 +2262,8 @@ static void pc_cpu_unplug_request_cb(HotplugHandler *hotplug_dev,
         goto out;
     }
 
-    hhc = HOTPLUG_HANDLER_GET_CLASS(pcms->acpi_dev);
-    hhc->unplug_request(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err);
-
+    hotplug_handler_unplug_request(HOTPLUG_HANDLER(pcms->acpi_dev), dev,
+                                   &local_err);
     if (local_err) {
         goto out;
     }
@@ -2288,14 +2277,11 @@ static void pc_cpu_unplug_cb(HotplugHandler *hotplug_dev,
                              DeviceState *dev, Error **errp)
 {
     CPUArchId *found_cpu;
-    HotplugHandlerClass *hhc;
     Error *local_err = NULL;
     X86CPU *cpu = X86_CPU(dev);
     PCMachineState *pcms = PC_MACHINE(hotplug_dev);
 
-    hhc = HOTPLUG_HANDLER_GET_CLASS(pcms->acpi_dev);
-    hhc->unplug(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err);
-
+    hotplug_handler_unplug(HOTPLUG_HANDLER(pcms->acpi_dev), dev, &local_err);
     if (local_err) {
         goto out;
     }