[PATCH 02/22] drm/amdgpu: the warning dereferencing obj for nbio_v7_4

[Jesse Zhang]

if ras_manager obj null, don't print NBIO err data

Signed-off-by: Jesse Zhang <jesse.zh...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c 
b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
index fe18df10daaa..26e5885db9b7 100644
--- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
+++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
@@ -383,7 +383,7 @@ static void 
nbio_v7_4_handle_ras_controller_intr_no_bifring(struct amdgpu_device
                else
                        WREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL, 
bif_doorbell_intr_cntl);
 
-               if (!ras->disable_ras_err_cnt_harvest) {
+               if (!ras->disable_ras_err_cnt_harvest && obj) {
                        /*
                         * clear error status after ras_controller_intr
                         * according to hw team and count ue number
-- 
2.25.1