'iommu_group_get_for_dev()' never returns NULL, so this test can be simplified a bit. This way, the test is consistent with all other calls to 'iommu_group_get_for_dev()'. Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx> --- drivers/iommu/qcom_iommu.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/iommu/qcom_iommu.c b/drivers/iommu/qcom_iommu.c index c31e7bc4ccbe..3d99ec868892 100644 --- a/drivers/iommu/qcom_iommu.c +++ b/drivers/iommu/qcom_iommu.c @@ -539,8 +539,8 @@ static int qcom_iommu_add_device(struct device *dev) } group = iommu_group_get_for_dev(dev); - if (IS_ERR_OR_NULL(group)) - return PTR_ERR_OR_ZERO(group); + if (IS_ERR(group)) + return PTR_ERR(group); iommu_group_put(group); iommu_device_link(&qcom_iommu->iommu, dev); -- 2.20.1