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drm/amdgpu/userq: Use memdup_array_user in amdgpu_userq_signal_ioctl

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Use the existing helper instead of multiplying the size.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@igalia.com>
Reviewed-by: Sunil Khatri <sunil.khatri@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Tvrtko Ursulin
2025-12-05 13:40:30 +00:00
committed by Alex Deucher
parent fb1bf29acd
commit 5eb2a72bac
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
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@@ -479,8 +479,8 @@ int amdgpu_userq_signal_ioctl(struct drm_device *dev, void *data,
return -ENOTSUPP;
num_syncobj_handles = args->num_syncobj_handles;
syncobj_handles = memdup_user(u64_to_user_ptr(args->syncobj_handles),
size_mul(sizeof(u32), num_syncobj_handles));
syncobj_handles = memdup_array_user(u64_to_user_ptr(args->syncobj_handles),
num_syncobj_handles, sizeof(u32));
if (IS_ERR(syncobj_handles))
return PTR_ERR(syncobj_handles);