1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index dbcd801ac..a629e7a4b 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -3020,7 +3020,7 @@ static int debug_smmu_id_debugfs_set(void *data, u64 val)
 {
         struct arm_smmu_device *smmu = (struct arm_smmu_device *)data;
 
-        if (val < 0 || val >= smmu->num_smmus)
+        if (val >= smmu->num_smmus)
                 return -EINVAL;
 
         debug_smmu_id = (s8)val;