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>
mariux64 · Sep 18, 2012 · f8ffcc9 · f8ffcc9
1 parent 5698bd7
commit f8ffcc9
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c
@@ -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",