diff options
author | Hiroshi Doyu <hdoyu@nvidia.com> | 2012-06-25 13:23:57 +0200 |
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committer | Joerg Roedel <joerg.roedel@amd.com> | 2012-06-25 13:50:44 +0200 |
commit | 0547c2f56e6e4795d5366ba3b8483b668920a947 (patch) | |
tree | 7ff1b14e016fa127c63e92dd1ea9b28873500107 /drivers/iommu | |
parent | iommu/tegra: smmu: Simplify allocation at once (diff) | |
download | linux-0547c2f56e6e4795d5366ba3b8483b668920a947.tar.xz linux-0547c2f56e6e4795d5366ba3b8483b668920a947.zip |
iommu/tegra: smmu: Remove unnecessary cleanups with devm_*()
Remove unnecessary cleanup procedures with devm_*() functions.
Signed-off-by: Hiroshi DOYU <hdoyu@nvidia.com>
Acked-by: Stephen Warren <swarren@wwwdotorg.org>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'drivers/iommu')
-rw-r--r-- | drivers/iommu/tegra-smmu.c | 37 |
1 files changed, 6 insertions, 31 deletions
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index 98fcc7268eaf..cc6aba45e49a 100644 --- a/drivers/iommu/tegra-smmu.c +++ b/drivers/iommu/tegra-smmu.c @@ -971,51 +971,26 @@ static int tegra_smmu_probe(struct platform_device *pdev) spin_lock_init(&smmu->lock); err = smmu_setup_regs(smmu); if (err) - goto fail; + return err; platform_set_drvdata(pdev, smmu); smmu->avp_vector_page = alloc_page(GFP_KERNEL); if (!smmu->avp_vector_page) - goto fail; + return -ENOMEM; smmu_handle = smmu; return 0; - -fail: - if (smmu->avp_vector_page) - __free_page(smmu->avp_vector_page); - if (smmu && smmu->as) { - for (i = 0; i < smmu->num_as; i++) { - if (smmu->as[i].pdir_page) { - ClearPageReserved(smmu->as[i].pdir_page); - __free_page(smmu->as[i].pdir_page); - } - } - devm_kfree(dev, smmu->as); - } - devm_kfree(dev, smmu); - return err; } static int tegra_smmu_remove(struct platform_device *pdev) { struct smmu_device *smmu = platform_get_drvdata(pdev); - struct device *dev = smmu->dev; + int i; smmu_write(smmu, SMMU_CONFIG_DISABLE, SMMU_CONFIG); - platform_set_drvdata(pdev, NULL); - if (smmu->as) { - int i; - - for (i = 0; i < smmu->num_as; i++) - free_pdir(&smmu->as[i]); - devm_kfree(dev, smmu->as); - } - if (smmu->avp_vector_page) - __free_page(smmu->avp_vector_page); - if (smmu->regs) - devm_iounmap(dev, smmu->regs); - devm_kfree(dev, smmu); + for (i = 0; i < smmu->num_as; i++) + free_pdir(&smmu->as[i]); + __free_page(smmu->avp_vector_page); smmu_handle = NULL; return 0; } |