CC: [email protected] BCC: [email protected] TO: Liu Yi L <[email protected]>
tree: https://github.com/luxis1999/iommufd iommufd-v5.17-rc6 head: 71a58479a11e89a480ebc59ed5163440d3e2772c commit: a3273f1f88fe60e784d6e9916269a7d70fc6daf4 [24/28] iommufd: Add vfio_group_set/unset_iommufd helpers :::::: branch date: 2 days ago :::::: commit date: 4 weeks ago config: arm64-randconfig-m031-20220415 (https://download.01.org/0day-ci/archive/20220415/[email protected]/config) compiler: aarch64-linux-gcc (GCC) 11.2.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <[email protected]> Reported-by: Dan Carpenter <[email protected]> smatch warnings: drivers/iommu/iommufd/vfio_compat.c:503 vfio_group_unset_iommufd() warn: inconsistent returns '&ictx->vfio_compat'. vim +503 drivers/iommu/iommufd/vfio_compat.c a3273f1f88fe60 Nicolin Chen 2022-01-31 481 a3273f1f88fe60 Nicolin Chen 2022-01-31 482 void vfio_group_unset_iommufd(void *iommufd, struct list_head *device_list) a3273f1f88fe60 Nicolin Chen 2022-01-31 483 { a3273f1f88fe60 Nicolin Chen 2022-01-31 484 struct iommufd_ctx *ictx = (struct iommufd_ctx *)iommufd; a3273f1f88fe60 Nicolin Chen 2022-01-31 485 struct iommufd_ioas *ioas; a3273f1f88fe60 Nicolin Chen 2022-01-31 486 struct vfio_device *device; a3273f1f88fe60 Nicolin Chen 2022-01-31 487 unsigned int ioas_id; a3273f1f88fe60 Nicolin Chen 2022-01-31 488 a3273f1f88fe60 Nicolin Chen 2022-01-31 489 if (!ictx) a3273f1f88fe60 Nicolin Chen 2022-01-31 490 return; a3273f1f88fe60 Nicolin Chen 2022-01-31 491 mutex_lock(&ictx->vfio_compat); a3273f1f88fe60 Nicolin Chen 2022-01-31 492 ioas = get_compat_ioas(ictx); a3273f1f88fe60 Nicolin Chen 2022-01-31 493 if (IS_ERR(ioas)) a3273f1f88fe60 Nicolin Chen 2022-01-31 494 return; a3273f1f88fe60 Nicolin Chen 2022-01-31 495 a3273f1f88fe60 Nicolin Chen 2022-01-31 496 ioas_id = ioas->obj.id; a3273f1f88fe60 Nicolin Chen 2022-01-31 497 iommufd_put_object(&ioas->obj); a3273f1f88fe60 Nicolin Chen 2022-01-31 498 a3273f1f88fe60 Nicolin Chen 2022-01-31 499 vfio_device_detach_unbind(ictx, ioas_id, device, device_list); a3273f1f88fe60 Nicolin Chen 2022-01-31 500 if (--ictx->groups == 0) a3273f1f88fe60 Nicolin Chen 2022-01-31 501 iommufd_ioas_destroy(&ioas->obj); a3273f1f88fe60 Nicolin Chen 2022-01-31 502 mutex_unlock(&ictx->vfio_compat); a3273f1f88fe60 Nicolin Chen 2022-01-31 @503 fput(ictx->filp); -- 0-DAY CI Kernel Test Service https://01.org/lkp _______________________________________________ kbuild mailing list -- [email protected] To unsubscribe send an email to [email protected]
