From d2453b2c7875dac9b323bff5d21981c41de177b1 Mon Sep 17 00:00:00 2001 From: Hiroshi Doyu Date: Mon, 30 Jul 2012 08:39:18 +0300 Subject: [PATCH] iommu/tegra: smmu: Cleanup with lesser nest Small clean up with lesser nest for readability. Signed-off-by: Hiroshi Doyu Signed-off-by: Joerg Roedel --- drivers/iommu/tegra-smmu.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index a9bf4c30cd84..37669cc483b1 100644 --- 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; } -- 2.11.0