Re: [PATCH] amd/amdkfd: fix a kfd_process ref leak

[Philip Yang]

On 2025-05-21 06:12, Yifan Zhang wrote:

This patch is to fix a kfd_prcess ref leak.

Signed-off-by: Yifan Zhang <yifan1.zh...@amd.com>

Reviewed-by: Philip Yang <philip.y...@amd.com>

---
  drivers/gpu/drm/amd/amdkfd/kfd_events.c | 1 +
  1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_events.c 
b/drivers/gpu/drm/amd/amdkfd/kfd_events.c
index e54e708ed82d..2b294ada3ec0 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_events.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_events.c
@@ -1350,6 +1350,7 @@ void kfd_signal_poison_consumed_event(struct kfd_node 
*dev, u32 pasid)
        user_gpu_id = kfd_process_get_user_gpu_id(p, dev->id);
        if (unlikely(user_gpu_id == -EINVAL)) {
                WARN_ONCE(1, "Could not get user_gpu_id from dev->id:%x\n", 
dev->id);
+               kfd_unref_process(p);
                return;
        }