On Tue, Feb 16, 2021 at 2:35 PM Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote:
>
> If the kmemdup() fails then this should return a negative error code
> but it currently returns success.
>
> Fixes: b4a7db71ea06 ("drm/amdgpu: add per device user friendly xgmi events for vega20")
> Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c | 4 +++-
> drivers/gpu/drm/nouveau/nouveau_backlight.c | 1 +
> 2 files changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c
> index 19c0a3655228..82e9ecf84352 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c
> @@ -519,8 +519,10 @@ static int init_pmu_entry_by_type_and_add(struct amdgpu_pmu_entry *pmu_entry,
> pmu_entry->pmu.attr_groups = kmemdup(attr_groups, sizeof(attr_groups),
> GFP_KERNEL);
>
> - if (!pmu_entry->pmu.attr_groups)
> + if (!pmu_entry->pmu.attr_groups) {
> + ret = -ENOMEM;
> goto err_attr_group;
> + }
>
> snprintf(pmu_name, PMU_NAME_SIZE, "%s_%d", pmu_entry->pmu_file_prefix,
> adev_to_drm(pmu_entry->adev)->primary->index);
> diff --git a/drivers/gpu/drm/nouveau/nouveau_backlight.c b/drivers/gpu/drm/nouveau/nouveau_backlight.c
> index 72f35a2babcb..3786b1c85182 100644
> --- a/drivers/gpu/drm/nouveau/nouveau_backlight.c
> +++ b/drivers/gpu/drm/nouveau/nouveau_backlight.c
> @@ -274,6 +274,7 @@ nouveau_backlight_init(struct drm_connector *connector)
>
> if (!nouveau_get_backlight_name(backlight_name, bl)) {
> NV_ERROR(drm, "Failed to retrieve a unique name for the backlight interface\n");
> + ret = -ENOMEM;
> goto fail_alloc;
> }
This hunk looks unrelated?
Alex
>
> --
> 2.30.0
>
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