iommu/vt-d: Use list_for_each_safe() to simplify code

Use list_for_each_entry_safe() instead of list_entry()
to simplify code.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Yijing Wang 2014-05-20 20:37:47 +08:00 committed by Joerg Roedel
parent 4c834452aa
commit 3a74ca0140

View file

@ -2102,13 +2102,11 @@ static inline void unlink_domain_info(struct device_domain_info *info)
static void domain_remove_dev_info(struct dmar_domain *domain)
{
struct device_domain_info *info;
struct device_domain_info *info, *tmp;
unsigned long flags, flags2;
spin_lock_irqsave(&device_domain_lock, flags);
while (!list_empty(&domain->devices)) {
info = list_entry(domain->devices.next,
struct device_domain_info, link);
list_for_each_entry_safe(info, tmp, &domain->devices, link) {
unlink_domain_info(info);
spin_unlock_irqrestore(&device_domain_lock, flags);