From: Li Zhong Date: Sat, 24 Sep 2022 22:19:39 +0000 (-0700) Subject: drivers/amd/pm: check the return value of amdgpu_bo_kmap X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=8abbc4f768ddc5c2190ab8966e529cec42b4b2d4;p=linux.git drivers/amd/pm: check the return value of amdgpu_bo_kmap amdgpu_bo_kmap() returns error when fails to map buffer object. Add the error check and propagate the error. Signed-off-by: Li Zhong Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/pm/legacy-dpm/kv_dpm.c b/drivers/gpu/drm/amd/pm/legacy-dpm/kv_dpm.c index 8fd0782a2b206..f5e08b60f66ef 100644 --- a/drivers/gpu/drm/amd/pm/legacy-dpm/kv_dpm.c +++ b/drivers/gpu/drm/amd/pm/legacy-dpm/kv_dpm.c @@ -1384,13 +1384,16 @@ static int kv_dpm_enable(struct amdgpu_device *adev) static void kv_dpm_disable(struct amdgpu_device *adev) { struct kv_power_info *pi = kv_get_pi(adev); + int err; amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq, AMDGPU_THERMAL_IRQ_LOW_TO_HIGH); amdgpu_irq_put(adev, &adev->pm.dpm.thermal.irq, AMDGPU_THERMAL_IRQ_HIGH_TO_LOW); - amdgpu_kv_smc_bapm_enable(adev, false); + err = amdgpu_kv_smc_bapm_enable(adev, false); + if (err) + DRM_ERROR("amdgpu_kv_smc_bapm_enable failed\n"); if (adev->asic_type == CHIP_MULLINS) kv_enable_nb_dpm(adev, false);