[PATCH] 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 --- drivers/iommu/amd/init.c | 5 - 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index 3c82d9c5f1c0..a3c4fdd40f04 100644 --- a

[PATCH] iommu/virtio: Handle return of iommu_device_register

iommu_device_register returns an error code and, although it currently never fails, we should check its return value anyway. Signed-off-by: Bo Liu --- drivers/iommu/virtio-iommu.c | 7 +-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/iommu/virtio-iommu.c b/drivers

[PATCH] iommu: Remove usage of the deprecated ida_simple_xxx API

Use ida_alloc_xxx()/ida_free() instead of ida_simple_get()/ida_simple_remove(). The latter is deprecated and more verbose. Signed-off-by: Bo Liu --- drivers/iommu/iommu.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c