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drm/amdgpu: the warning dereferencing obj for nbio_v7_4

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[ Upstream commit d190b459b2a4304307c3468ed97477b808381011 ]

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

Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com>
Suggested-by: Tim Huang <Tim.Huang@amd.com>
Reviewed-by: Tim Huang <Tim.Huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jesse Zhang 2024-05-13 15:22:42 +08:00 • committed by Ksawlii
parent 28a6075e5b
commit 63d6d48b7f
1 changed files with 1 additions and 1 deletions

2
drivers/gpu/drm/amd/amdgpu/nbio_v7_4.c
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@ -313,7 +313,7 @@ static void nbio_v7_4_handle_ras_controller_intr_no_bifring(struct amdgpu_device
RAS_CNTLR_INTERRUPT_CLEAR, 1);
WREG32_SOC15(NBIO, 0, mmBIF_DOORBELL_INT_CNTL, bif_doorbell_intr_cntl);
if (!ras->disable_ras_err_cnt_harvest) {
if (ras && !ras->disable_ras_err_cnt_harvest && obj) {
/*
* clear error status after ras_controller_intr
* according to hw team and count ue number