diff --git a/drivers/gpu/drm/virtio/virtgpu_gem.c b/drivers/gpu/drm/virtio/virtgpu_gem.c
index 24ffacac99e4c91c471783be067efaa03e058bbf..c30c75ee83fce0c378a03168694210d6e14d4123 100644
--- a/drivers/gpu/drm/virtio/virtgpu_gem.c
+++ b/drivers/gpu/drm/virtio/virtgpu_gem.c
@@ -154,9 +154,8 @@ void virtio_gpu_gem_object_close(struct drm_gem_object *obj,
 struct virtio_gpu_object_array *virtio_gpu_array_alloc(u32 nents)
 {
 	struct virtio_gpu_object_array *objs;
-	size_t size = sizeof(*objs) + sizeof(objs->objs[0]) * nents;
 
-	objs = kmalloc(size, GFP_KERNEL);
+	objs = kmalloc(struct_size(objs, objs, nents), GFP_KERNEL);
 	if (!objs)
 		return NULL;