1 files changed, 1 insertions, 2 deletions

diff --git a/arch/sparc64/kernel/pci_iommu.c b/arch/sparc64/kernel/pci_iommu.c
index c9320eac45d3..8efbc139769d 100644
--- a/arch/sparc64/kernel/pci_iommu.c
+++ b/arch/sparc64/kernel/pci_iommu.c
@@ -139,12 +139,11 @@ void pci_iommu_table_init(struct pci_iommu *iommu, int tsbsize, u32 dma_offset,
         /* Allocate and initialize the free area map.  */
         sz = num_tsb_entries / 8;
         sz = (sz + 7UL) & ~7UL;
-        iommu->arena.map = kmalloc(sz, GFP_KERNEL);
+        iommu->arena.map = kzalloc(sz, GFP_KERNEL);
         if (!iommu->arena.map) {
                 prom_printf("PCI_IOMMU: Error, kmalloc(arena.map) failed.\n");
                 prom_halt();
         }
-        memset(iommu->arena.map, 0, sz);
         iommu->arena.limit = num_tsb_entries;
 
         /* Allocate and initialize the dummy page which we