rk3368: iommu: remove hjc's commit

Signed-off-by: Simon <xxm@rock-chips.com>

diff --git a/drivers/iommu/rockchip-iovmm.c b/drivers/iommu/rockchip-iovmm.c
old mode 100755 (executable)
new mode 100644 (file)
index d1100d6..b59bee5
--- a/drivers/iommu/rockchip-iovmm.c
+++ b/drivers/iommu/rockchip-iovmm.c
@@ -148,12 +148,9 @@ dma_addr_t rockchip_iovmm_map(struct device *dev,
        spin_unlock(&vmm->lock);
 
        ret = rockchip_iommu_tlb_invalidate(dev);
-       if (ret) {
-               spin_lock(&vmm->lock);
-               list_del(&region->node);
-               spin_unlock(&vmm->lock);
+       if (ret)
                goto err_map_map;
-       }
+
        dev_dbg(dev->archdata.iommu, "IOVMM: Allocated VM region @ %p/%#X bytes.\n",
        &region->start, region->size);