From: Wei Yongjun <[email protected]> The dereference should be moved below the NULL test.
Signed-off-by: Wei Yongjun <[email protected]> --- drivers/iommu/arm-smmu.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index 2349d62..a0cc0a5 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -1420,9 +1420,8 @@ static int arm_smmu_map(struct iommu_domain *domain, unsigned long iova, phys_addr_t paddr, size_t size, int flags) { struct arm_smmu_domain *smmu_domain = domain->priv; - struct arm_smmu_device *smmu = smmu_domain->leaf_smmu; - if (!smmu_domain || !smmu) + if (!smmu_domain || !smmu_domain->leaf_smmu) return -ENODEV; /* Check for silent address truncation up the SMMU chain. */ _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
