From: Jiang Liu <gerry@linux.alibaba.com>
Date: Fri, 7 Feb 2025 06:28:49 +0000 (+0800)
Subject: drm/amdgpu: reset psp->cmd to NULL after releasing the buffer
X-Git-Tag: v6.15-rc1~120^2~17^2~90
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e92f3f94cad24154fd3baae30c6dfb918492278d;p=thirdparty%2Fkernel%2Flinux.git

drm/amdgpu: reset psp->cmd to NULL after releasing the buffer

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>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index c609c96a999d5..48b55dae62412 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -541,7 +541,6 @@ static int psp_sw_fini(struct amdgpu_ip_block *ip_block)
 {
 	struct amdgpu_device *adev = ip_block->adev;
 	struct psp_context *psp = &adev->psp;
-	struct psp_gfx_cmd_resp *cmd = psp->cmd;
 
 	psp_memory_training_fini(psp);
 
@@ -551,8 +550,8 @@ static int psp_sw_fini(struct amdgpu_ip_block *ip_block)
 	amdgpu_ucode_release(&psp->cap_fw);
 	amdgpu_ucode_release(&psp->toc_fw);
 
-	kfree(cmd);
-	cmd = NULL;
+	kfree(psp->cmd);
+	psp->cmd = NULL;
 
 	psp_free_shared_bufs(psp);