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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-20 10:33:49 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-04-20 10:33:49 -0700 |
| commit | 5269519f9f05888bf52c4b71ed84d37c03c8aadb (patch) | |
| tree | c8f00a768b05ef31d1cc65b8e9c9f124c1648a5a /drivers/iommu/arm-smmu.c | |
| parent | 200bde278d78318cbd10cd865f94016924e76c56 (diff) | |
| parent | 3426cb3d3578eab55ec231e0ce4dfc12ec3abc1f (diff) | |
Merge tag 'iommu-fixes-v3.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu
Pull iommu fixes from Joerg Roedel:
"Fixes for regressions:
- fix wrong IOMMU enumeration causing some SCSI device drivers
initialization failures
- ARM-SMMU fixes for a panic condition and a wrong return value"
* tag 'iommu-fixes-v3.15-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
iommu/arm-smmu: fix panic in arm_smmu_alloc_init_pte
iommu/arm-smmu: Return 0 on unmap failure
iommu/vt-d: fix bug in matching PCI devices with DRHD/RMRR descriptors
iommu/vt-d: Fix get_domain_for_dev() handling of upstream PCIe bridges
iommu/vt-d: fix memory leakage caused by commit ea8ea46
Diffstat (limited to 'drivers/iommu/arm-smmu.c')
| -rw-r--r-- | drivers/iommu/arm-smmu.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index 8b89e33a89fe..647c3c7fd742 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -1381,7 +1381,7 @@ static int arm_smmu_alloc_init_pmd(struct arm_smmu_device *smmu, pud_t *pud, do { next = pmd_addr_end(addr, end); - ret = arm_smmu_alloc_init_pte(smmu, pmd, addr, end, pfn, + ret = arm_smmu_alloc_init_pte(smmu, pmd, addr, next, pfn, prot, stage); phys += next - addr; } while (pmd++, addr = next, addr < end); @@ -1499,7 +1499,7 @@ static size_t arm_smmu_unmap(struct iommu_domain *domain, unsigned long iova, ret = arm_smmu_handle_mapping(smmu_domain, iova, 0, size, 0); arm_smmu_tlb_inv_context(&smmu_domain->root_cfg); - return ret ? ret : size; + return ret ? 0 : size; } static phys_addr_t arm_smmu_iova_to_phys(struct iommu_domain *domain, |