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iommu/exynos: use list_del_init instead of list_del/INIT_LIST_HEAD 

Using list_del_init() instead of list_del() + INIT_LIST_HEAD().

spatch with a semantic match is used to found this problem.
(http://coccinelle.lip6.fr/)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
This commit is contained in:
Wei Yongjun 2012-09-06 12:34:09 +08:00 committed by Joerg Roedel
parent 5698bd757d
commit f8ffcc9279
1 changed files with 1 additions and 2 deletions
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3
drivers/iommu/exynos-iommu.c
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@ -840,8 +840,7 @@ static void exynos_iommu_detach_device(struct iommu_domain *domain,
if (__exynos_sysmmu_disable(data)) {
dev_dbg(dev, "%s: Detached IOMMU with pgtable %#lx\n",
__func__, __pa(priv->pgtable));
list_del(&data->node);
INIT_LIST_HEAD(&data->node);
list_del_init(&data->node);
} else {
dev_dbg(dev, "%s: Detaching IOMMU with pgtable %#lx delayed",