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-----Original Message-----
From: Jesse Zhang <jesse.zhang@xxxxxxx>
Sent: Friday, May 10, 2024 10:50 AM
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Koenig, Christian <Christian.Koenig@xxxxxxx>; Huang, Tim <Tim.Huang@xxxxxxx>; Zhang, Jesse(Jie) <Jesse.Zhang@xxxxxxx>; Zhang, Jesse(Jie) <Jesse.Zhang@xxxxxxx>
Subject: [PATCH 02/22] drm/amdgpu: the warning dereferencing obj for nbio_v7_4
if ras_manager obj null, don't print NBIO err data
Signed-off-by: Jesse Zhang <Jesse.Zhang@xxxxxxx>
---
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
