Re: [PATCH v3] drm/amdkfd: fix a memory leak in device_queue_manager_init()

From: Markus Elfring

Date: Fri Jan 09 2026 - 11:24:02 EST



> Move deallocate_hiq_sdma_mqd() up to ensure proper function
> visibility at the point of use.

> +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
> @@ -2919,6 +2919,14 @@ static int allocate_hiq_sdma_mqd(struct device_queue_manager *dqm)
> return retval;
> }
>
> +static void deallocate_hiq_sdma_mqd(struct kfd_node *dev,
> + struct kfd_mem_obj *mqd)
> +{
> + WARN(!mqd, "No hiq sdma mqd trunk to free");

Can this macro call be omitted here?
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/coding-style.rst?h=v6.19-rc4#n1242


> +
> + amdgpu_amdkfd_free_gtt_mem(dev->adev, &mqd->gtt_mem);
> +}


Regards,
Markus