Markus,

Thanks for your reviewing and guidance.

Regards
Bibo Mao

On 2025/3/24 下午2:05, Markus Armbruster wrote:
Bibo Mao <maob...@loongson.cn> writes:

In function virt_cpu_plug(), Object cpuslot::cpu is set at last
only when there is no any error, otherwise it is problematic that
cpuslot::cpu is set in advance however it returns because of error.

Fixes: ab9935d2991e (hw/loongarch/virt: Implement cpu plug interface)
Signed-off-by: Bibo Mao <maob...@loongson.cn>
---
  hw/loongarch/virt.c | 4 ++--
  1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c
index e25864214f..504f8755a0 100644
--- a/hw/loongarch/virt.c
+++ b/hw/loongarch/virt.c
@@ -973,8 +973,6 @@ static void virt_cpu_plug(HotplugHandler *hotplug_dev,
      LoongArchVirtMachineState *lvms = LOONGARCH_VIRT_MACHINE(hotplug_dev);
      Error *err = NULL;
- cpu_slot = virt_find_cpu_slot(MACHINE(lvms), cpu->phy_id);
-    cpu_slot->cpu = CPU(dev);
      if (lvms->ipi) {
          hotplug_handler_plug(HOTPLUG_HANDLER(lvms->ipi), dev, &err);
          if (err) {
@@ -998,6 +996,8 @@ static void virt_cpu_plug(HotplugHandler *hotplug_dev,
          }
      }
+ cpu_slot = virt_find_cpu_slot(MACHINE(lvms), cpu->phy_id);
+    cpu_slot->cpu = CPU(dev);
      return;
  }

Reviewed-by: Markus Armbruster <arm...@redhat.com>



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