Hi Daniel,

kernel test robot noticed the following build warnings:

[auto build test WARNING on net-next/main]

url:    
https://github.com/intel-lab-lkp/linux/commits/Daniel-Jurgens/virtio_net-Store-RSS-setting-in-virtnet_info/20240328-125022
base:   net-next/main
patch link:    
https://lore.kernel.org/r/20240328044715.266641-3-danielj%40nvidia.com
patch subject: [PATCH net-next v2 2/6] virtio_net: Remove command data from 
control_buf
config: x86_64-randconfig-122-20240328 
(https://download.01.org/0day-ci/archive/20240329/202403290542.gm5d7hmg-...@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 
6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): 
(https://download.01.org/0day-ci/archive/20240329/202403290542.gm5d7hmg-...@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <l...@intel.com>
| Closes: 
https://lore.kernel.org/oe-kbuild-all/202403290542.gm5d7hmg-...@intel.com/

sparse warnings: (new ones prefixed by >>)
>> drivers/net/virtio_net.c:3978:20: sparse: sparse: incorrect type in 
>> assignment (different base types) @@     expected unsigned long long 
>> [usertype] @@     got restricted __virtio64 @@
   drivers/net/virtio_net.c:3978:20: sparse:     expected unsigned long long 
[usertype]
   drivers/net/virtio_net.c:3978:20: sparse:     got restricted __virtio64

vim +3978 drivers/net/virtio_net.c

  3968  
  3969  static int virtnet_set_guest_offloads(struct virtnet_info *vi, u64 
offloads)
  3970  {
  3971          u64 *_offloads __free(kfree) = NULL;
  3972          struct scatterlist sg;
  3973  
  3974          _offloads = kzalloc(sizeof(*_offloads), GFP_KERNEL);
  3975          if (!_offloads)
  3976                  return -ENOMEM;
  3977  
> 3978          *_offloads = cpu_to_virtio64(vi->vdev, offloads);
  3979  
  3980          sg_init_one(&sg, _offloads, sizeof(*_offloads));
  3981  
  3982          if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_GUEST_OFFLOADS,
  3983                                    VIRTIO_NET_CTRL_GUEST_OFFLOADS_SET, 
&sg)) {
  3984                  dev_warn(&vi->dev->dev, "Fail to set guest offload.\n");
  3985                  return -EINVAL;
  3986          }
  3987  
  3988          return 0;
  3989  }
  3990  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki

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