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Subject[PATCH] gpu: drm: use struct_size() in kmalloc()
Date
Use struct_size() helper to keep code simple.

Signed-off-by: xiaolinkui <xiaolinkui@kylinos.cn>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
index 22bd21e..4717a64 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ras.c
@@ -1375,8 +1375,7 @@ int amdgpu_ras_init(struct amdgpu_device *adev)
if (con)
return 0;

- con = kmalloc(sizeof(struct amdgpu_ras) +
- sizeof(struct ras_manager) * AMDGPU_RAS_BLOCK_COUNT,
+ con = kmalloc(struct_size(con, objs, AMDGPU_RAS_BLOCK_COUNT),
GFP_KERNEL|__GFP_ZERO);
if (!con)
return -ENOMEM;
--
2.7.4


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