| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.11 516/601] drm/amdgpu: fix an error code in init_pmu_entry_by_type_and_add() | Date | Wed, 12 May 2021 16:49:53 +0200 |
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From: Dan Carpenter <dan.carpenter@oracle.com>
[ Upstream commit 90cb3d8aca1baea9471d28f28d5de1528dd5e424 ]
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@oracle.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.c | 4 +++- 1 file changed, 3 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); -- 2.30.2
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