[PATCH 081/109] drm/amd/ras: resolve compiler warning for stack frame exceeding 1024 bytes

From: YiPeng Chai <[email protected]>

Resolve compiler warning for stack frame exceeding 1024 bytes.

Signed-off-by: YiPeng Chai <[email protected]>
Reviewed-by: Tao Zhou <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
---
 .../drm/amd/ras/ras_mgr/amdgpu_virt_ras_cmd.c | 24 +++++++++++++------
 1 file changed, 17 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_virt_ras_cmd.c b/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_virt_ras_cmd.c
index fd4eea8c3f7ba..f6b114d9d613f 100644
--- a/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_virt_ras_cmd.c
+++ b/drivers/gpu/drm/amd/ras/ras_mgr/amdgpu_virt_ras_cmd.c
@@ -441,27 +441,37 @@ int amdgpu_virt_ras_convert_retired_address(struct amdgpu_device *adev,
 			uint64_t address, uint64_t *pfn, uint32_t max_pfn_sz)
 {
 	struct ras_cmd_convert_retired_address_req req = {0};
-	struct ras_cmd_convert_retired_address_rsp rsp = {0};
+	struct ras_cmd_convert_retired_address_rsp *rsp;
 	int ret = 0, i;
 	int retired_page_count;
 
 	if (!pfn || !max_pfn_sz)
 		return -EINVAL;
 
+	rsp = kzalloc(sizeof(*rsp), GFP_KERNEL);
+	if (!rsp)
+		return -ENOMEM;
+
 	req.address = address;
 
 	ret = amdgpu_ras_mgr_handle_ras_cmd(adev, RAS_CMD__CONVERT_RETIRED_ADDRESS,
-		&req, sizeof(req), &rsp, sizeof(rsp));
+		&req, sizeof(req), rsp, sizeof(*rsp));
 
-	if (ret || rsp.retired_count == 0)
-		return -EINVAL;
+	if (ret || rsp->retired_count == 0) {
+		ret = -EINVAL;
+		goto out;
+	}
 
-	retired_page_count = rsp.retired_count > max_pfn_sz ? max_pfn_sz : rsp.retired_count;
+	retired_page_count = rsp->retired_count > max_pfn_sz ? max_pfn_sz : rsp->retired_count;
 
 	for (i = 0; i < retired_page_count; i++)
-		pfn[i] = rsp.retired_addr[i] >> AMDGPU_GPU_PAGE_SHIFT;
+		pfn[i] = rsp->retired_addr[i] >> AMDGPU_GPU_PAGE_SHIFT;
+
+	ret = retired_page_count;
 
-	return retired_page_count;
+out:
+	kfree(rsp);
+	return ret;
 }
 
 static struct ras_cmd_func_map amdgpu_virt_ras_cmd_maps[] = {
-- 
2.55.0