From db2c2a9798d266fd1d7c950b3937793b05533bf4 Mon Sep 17 00:00:00 2001 From: Pixel Ding Date: Tue, 25 Apr 2017 16:47:42 +0800 Subject: [PATCH] drm/amdgpu: fix mutex list null pointer reference Fix NULL pointer reference. Signed-off-by: Pixel Ding Signed-off-by: Xiangliang Yu Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 367811cd0763..43ca16b6eee2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -2065,7 +2065,8 @@ void amdgpu_device_fini(struct amdgpu_device *adev) DRM_INFO("amdgpu: finishing device.\n"); adev->shutdown = true; - drm_crtc_force_disable_all(adev->ddev); + if (adev->mode_info.mode_config_initialized) + drm_crtc_force_disable_all(adev->ddev); /* evict vram memory */ amdgpu_bo_evict_vram(adev); amdgpu_ib_pool_fini(adev); -- 2.20.1