[PATCH v2 07/12] drm/amdgpu/userq: Use memdup_array_user in amdgpu_userq_signal_ioctl

[Tvrtko Ursulin]

Use the existing helper instead of multiplying the size.

Signed-off-by: Tvrtko Ursulin <tvrtko.ursu...@igalia.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
index 63d1b6364e96..47b75cd2fcfc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq_fence.c
@@ -478,8 +478,8 @@ 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);
 
-- 
2.52.0