5.15-stable review patch. If anyone has any objections, please let me know.
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From: Jiang Liu gerry@linux.alibaba.com
[ Upstream commit e92f3f94cad24154fd3baae30c6dfb918492278d ]
Reset psp->cmd to NULL after releasing the buffer in function psp_sw_fini().
Reviewed-by: Lijo Lazar lijo.lazar@amd.com Signed-off-by: Jiang Liu gerry@linux.alibaba.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c index a8b7f0aeacf83..64bf24b64446b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c @@ -353,7 +353,6 @@ static int psp_sw_fini(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; struct psp_context *psp = &adev->psp; - struct psp_gfx_cmd_resp *cmd = psp->cmd;
psp_memory_training_fini(psp); if (psp->sos_fw) { @@ -373,8 +372,8 @@ static int psp_sw_fini(void *handle) adev->asic_type == CHIP_SIENNA_CICHLID) psp_sysfs_fini(adev);
- kfree(cmd); - cmd = NULL; + kfree(psp->cmd); + psp->cmd = NULL;
amdgpu_bo_free_kernel(&psp->fw_pri_bo, &psp->fw_pri_mc_addr, &psp->fw_pri_buf);