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drm/amd/pm: Add NULL check for power limit

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Add NULL check for smu power limit pointer

v2: Update error code on failure (Lijo)

Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Asad Kamal 2025-11-06 23:47:29 +08:00 committed by Alex Deucher
parent e84835940e
commit 42993bcf1c
1 changed files with 3 additions and 0 deletions
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3
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
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@ -2907,6 +2907,9 @@ int smu_get_power_limit(void *handle,
if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
return -EOPNOTSUPP;
if (!limit)
return -EINVAL;
switch (pp_power_type) {
case PP_PWR_TYPE_SUSTAINED:
limit_type = SMU_DEFAULT_PPT_LIMIT;