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-rw-r--r--drivers/iommu/tegra-smmu.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c
index 0a281833f611..e900e3c46903 100644
--- a/drivers/iommu/tegra-smmu.c
+++ b/drivers/iommu/tegra-smmu.c
@@ -1079,7 +1079,6 @@ struct tegra_smmu *tegra_smmu_probe(struct device *dev,
struct tegra_mc *mc)
{
struct tegra_smmu *smmu;
- size_t size;
u32 value;
int err;
@@ -1097,9 +1096,7 @@ struct tegra_smmu *tegra_smmu_probe(struct device *dev,
*/
mc->smmu = smmu;
- size = BITS_TO_LONGS(soc->num_asids) * sizeof(long);
-
- smmu->asids = devm_kzalloc(dev, size, GFP_KERNEL);
+ smmu->asids = devm_bitmap_zalloc(dev, soc->num_asids, GFP_KERNEL);
if (!smmu->asids)
return ERR_PTR(-ENOMEM);