83874d51 Fri Jul 01 01:20:08 CDT 2022 Bo Liu <liubo03@inspur.com> iommu/amd: Handle return of iommu_device_sysfs_add
As iommu_device_sysfs_add() can fail, we should check the return value.
Signed-off-by: Bo Liu <liubo03@inspur.com> Link: https://lore.kernel.org/r/20220701062008.6988-1-liubo03@inspur.com Signed-off-by: Joerg Roedel <jroedel@suse.de>