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iommu/arm-smmu: Axe a useless test in 'arm_smmu_master_alloc_smes()'

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'iommu_group_get_for_dev()' never returns NULL, so this test can be removed.

Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Christophe JAILLET 2019-09-15 21:34:01 +02:00 committed by Will Deacon
parent 9062c1d0be
commit bdde4718ab
1 changed files with 0 additions and 2 deletions
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2
drivers/iommu/arm-smmu.c
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@ -1054,8 +1054,6 @@ static int arm_smmu_master_alloc_smes(struct device *dev)
}
group = iommu_group_get_for_dev(dev);
if (!group)
group = ERR_PTR(-ENOMEM);
if (IS_ERR(group)) {
ret = PTR_ERR(group);
goto out_err;