diff mbox series

[v3,19/33] iommu/mediatek: Add list_del in mtk_iommu_remove

Message ID 20210923115840.17813-20-yong.wu@mediatek.com (mailing list archive)
State New
Headers show
Series MT8195 IOMMU SUPPORT | expand

Commit Message

Yong Wu Sept. 23, 2021, 11:58 a.m. UTC
Lack the list_del in the mtk_iommu_remove, and remove
bus_set_iommu(*, NULL) since there may be several iommu HWs.
we can not bus_set_iommu null when one iommu driver unbind.
This issue is not so important, No need fix tags.

Signed-off-by: Yong Wu <yong.wu@mediatek.com>
---
 drivers/iommu/mtk_iommu.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index faea4a0d922f..2818b984c905 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -980,8 +980,7 @@  static int mtk_iommu_remove(struct platform_device *pdev)
 	iommu_device_sysfs_remove(&data->iommu);
 	iommu_device_unregister(&data->iommu);
 
-	if (iommu_present(&platform_bus_type))
-		bus_set_iommu(&platform_bus_type, NULL);
+	list_del(&data->list);
 
 	if (MTK_IOMMU_IS_TYPE(data->plat_data, MTK_IOMMU_TYPE_MM)) {
 		device_link_remove(data->smicomm_dev, &pdev->dev);