diff options
| author | Hawking Zhang <Hawking.Zhang@amd.com> | 2019-08-31 13:18:40 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-09-13 17:36:16 -0500 |
| commit | 4ce71be67b08d00729f4d8735e2b76d8b5882d2c (patch) | |
| tree | d12a4e737e43458aba891f3e1d8ab4b8cd26aaf6 /drivers/gpu/drm/amd/amdgpu | |
| parent | 17da41bf00c849d809cb3cc5eebc43a1924736fd (diff) | |
drm/amdgpu: check mmhub_funcs pointer before refering to it
mmhub callback functions are not initialized for all the ASICs
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c index 420dcdd769ff..08a47a5785cd 100644 --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c @@ -799,7 +799,7 @@ static int gmc_v9_0_ecc_late_init(void *handle) goto umc_late_fini; } - if (adev->mmhub_funcs->ras_late_init) { + if (adev->mmhub_funcs && adev->mmhub_funcs->ras_late_init) { r = adev->mmhub_funcs->ras_late_init(adev); if (r) return r; |