From: Markus Elfring <[email protected]> Date: Sun, 28 Jun 2015 15:55:11 +0200
The free_io_pgtable_ops() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring <[email protected]> --- drivers/iommu/arm-smmu-v3.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c index f141301..8e9ec81 100644 --- a/drivers/iommu/arm-smmu-v3.c +++ b/drivers/iommu/arm-smmu-v3.c @@ -1389,8 +1389,7 @@ static void arm_smmu_domain_free(struct iommu_domain *domain) struct arm_smmu_domain *smmu_domain = to_smmu_domain(domain); struct arm_smmu_device *smmu = smmu_domain->smmu; - if (smmu_domain->pgtbl_ops) - free_io_pgtable_ops(smmu_domain->pgtbl_ops); + free_io_pgtable_ops(smmu_domain->pgtbl_ops); /* Free the CD and ASID, if we allocated them */ if (smmu_domain->stage == ARM_SMMU_DOMAIN_S1) { -- 2.4.4 _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
