diff options
| -rw-r--r-- | drivers/iommu/arm-smmu-v3.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/iommu/arm-smmu-v3.c b/drivers/iommu/arm-smmu-v3.c index 2be11a11bb8b..b7b3b0ff8ed6 100644 --- a/drivers/iommu/arm-smmu-v3.c +++ b/drivers/iommu/arm-smmu-v3.c @@ -1977,6 +1977,9 @@ static void arm_smmu_tlb_inv_range(unsigned long iova, size_t size, }, }; + if (!size) + return; + if (smmu_domain->stage == ARM_SMMU_DOMAIN_S1) { cmd.opcode = CMDQ_OP_TLBI_NH_VA; cmd.tlbi.asid = smmu_domain->s1_cfg.cd.asid; |