CC: [email protected] BCC: [email protected] TO: Liu Yi L <[email protected]>
tree: https://github.com/luxis1999/iommufd vsva-iommufd-v5.18-rc4-joerg-branch head: 1da48fc20a9603c05ac0e88aa4bc063cc426b232 commit: f3c739aa1a7a8ff80f9997f02d36f2a63f53a251 [37/42] iommufd: Add vfio_group_set/unset_iommufd helpers :::::: branch date: 13 hours ago :::::: commit date: 7 days ago config: x86_64-randconfig-m001-20220509 (https://download.01.org/0day-ci/archive/20220510/[email protected]/config) compiler: gcc-11 (Debian 11.2.0-20) 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 f3c739aa1a7a8f Nicolin Chen 2022-01-31 481 f3c739aa1a7a8f Nicolin Chen 2022-01-31 482 void vfio_group_unset_iommufd(void *iommufd, struct list_head *device_list) f3c739aa1a7a8f Nicolin Chen 2022-01-31 483 { f3c739aa1a7a8f Nicolin Chen 2022-01-31 484 struct iommufd_ctx *ictx = (struct iommufd_ctx *)iommufd; f3c739aa1a7a8f Nicolin Chen 2022-01-31 485 struct iommufd_ioas *ioas; f3c739aa1a7a8f Nicolin Chen 2022-01-31 486 struct vfio_device *device; f3c739aa1a7a8f Nicolin Chen 2022-01-31 487 unsigned int ioas_id; f3c739aa1a7a8f Nicolin Chen 2022-01-31 488 f3c739aa1a7a8f Nicolin Chen 2022-01-31 489 if (!ictx) f3c739aa1a7a8f Nicolin Chen 2022-01-31 490 return; f3c739aa1a7a8f Nicolin Chen 2022-01-31 491 mutex_lock(&ictx->vfio_compat); f3c739aa1a7a8f Nicolin Chen 2022-01-31 492 ioas = get_compat_ioas(ictx); f3c739aa1a7a8f Nicolin Chen 2022-01-31 493 if (IS_ERR(ioas)) f3c739aa1a7a8f Nicolin Chen 2022-01-31 494 return; f3c739aa1a7a8f Nicolin Chen 2022-01-31 495 f3c739aa1a7a8f Nicolin Chen 2022-01-31 496 ioas_id = ioas->obj.id; f3c739aa1a7a8f Nicolin Chen 2022-01-31 497 iommufd_put_object(&ioas->obj); f3c739aa1a7a8f Nicolin Chen 2022-01-31 498 f3c739aa1a7a8f Nicolin Chen 2022-01-31 499 vfio_device_detach_unbind(ictx, ioas_id, device, device_list); f3c739aa1a7a8f Nicolin Chen 2022-01-31 500 if (--ictx->groups == 0) f3c739aa1a7a8f Nicolin Chen 2022-01-31 501 iommufd_ioas_destroy(&ioas->obj); f3c739aa1a7a8f Nicolin Chen 2022-01-31 502 mutex_unlock(&ictx->vfio_compat); f3c739aa1a7a8f 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]
