iommu/tegra: smmu: Cleanup with lesser nest

Small clean up with lesser nest for readability.

Signed-off-by: Hiroshi Doyu <hdoyu@nvidia.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
index a9bf4c3..37669cc 100644 (file)
--- a/drivers/iommu/tegra-smmu.c
+++ b/drivers/iommu/tegra-smmu.c
@@ -814,11 +814,14 @@ static int smmu_iommu_domain_init(struct iommu_domain *domain)
        /* Look for a free AS with lock held */
        for  (i = 0; i < smmu->num_as; i++) {
                as = &smmu->as[i];
-               if (!as->pdir_page) {
-                       err = alloc_pdir(as);
-                       if (!err)
-                               goto found;
-               }
+
+               if (as->pdir_page)
+                       continue;
+
+               err = alloc_pdir(as);
+               if (!err)
+                       goto found;
+
                if (err != -EAGAIN)
                        break;
        }