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iommu/arm-smmu: Axe a useless test in 'arm_smmu_master_alloc_smes()'
author
Christophe JAILLET
<christophe.jaillet@wanadoo.fr>
Sun, 15 Sep 2019 19:34:01 +0000
(21:34 +0200)
committer
Will Deacon
<will@kernel.org>
Tue, 1 Oct 2019 11:36:11 +0000
(12:36 +0100)
'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>
drivers/iommu/arm-smmu.c
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diff --git
a/drivers/iommu/arm-smmu.c
b/drivers/iommu/arm-smmu.c
index
bd6683c
..
080af03
100644
(file)
--- a/
drivers/iommu/arm-smmu.c
+++ b/
drivers/iommu/arm-smmu.c
@@
-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;