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author | Yijing Wang <wangyijing@huawei.com> | 2013-10-31 17:26:04 +0800 |
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committer | Joerg Roedel <joro@8bytes.org> | 2013-11-01 14:18:48 +0100 |
commit | bca2b916f3d5c5bcb3d9d38fc1e4cb4d83b1d8a8 (patch) | |
tree | 7e117edf5ad3b985d486ff13253f56b79e10de9c /drivers/iommu | |
parent | 8b161f0ee911369232b5b5c18f84b5072f5bd09e (diff) | |
download | op-kernel-dev-bca2b916f3d5c5bcb3d9d38fc1e4cb4d83b1d8a8.zip op-kernel-dev-bca2b916f3d5c5bcb3d9d38fc1e4cb4d83b1d8a8.tar.gz |
iommu/vt-d: Use list_for_each_entry_safe() for dmar_domain->devices traversal
Replace list_for_each_safe() + list_entry() with the simpler
list_for_each_entry_safe().
Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>
Diffstat (limited to 'drivers/iommu')
-rw-r--r-- | drivers/iommu/intel-iommu.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index 40203ad..43b9bfe 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -3781,11 +3781,10 @@ static void iommu_detach_dependent_devices(struct intel_iommu *iommu, static void domain_remove_one_dev_info(struct dmar_domain *domain, struct pci_dev *pdev) { - struct device_domain_info *info; + struct device_domain_info *info, *tmp; struct intel_iommu *iommu; unsigned long flags; int found = 0; - struct list_head *entry, *tmp; iommu = device_to_iommu(pci_domain_nr(pdev->bus), pdev->bus->number, pdev->devfn); @@ -3793,8 +3792,7 @@ static void domain_remove_one_dev_info(struct dmar_domain *domain, return; spin_lock_irqsave(&device_domain_lock, flags); - list_for_each_safe(entry, tmp, &domain->devices) { - info = list_entry(entry, struct device_domain_info, link); + list_for_each_entry_safe(info, tmp, &domain->devices, link) { if (info->segment == pci_domain_nr(pdev->bus) && info->bus == pdev->bus->number && info->devfn == pdev->devfn) { |