3 files changed, 5 insertions, 7 deletions
diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c
index 485c42d97e83..dfac09ab027a 100644
--- a/arch/ia64/sn/kernel/irq.c
+++ b/arch/ia64/sn/kernel/irq.c
@@ -150,12 +150,11 @@ struct sn_irq_info *sn_retarget_vector(struct sn_irq_info *sn_irq_info,
 	 * PROM does not support SAL_INTR_REDIRECT, or it failed.
 	 * Revert to old method.
 	 */
-	new_irq_info = kmalloc(sizeof(struct sn_irq_info), GFP_ATOMIC);
+	new_irq_info = kmemdup(sn_irq_info, sizeof(struct sn_irq_info),
+			       GFP_ATOMIC);
 	if (new_irq_info == NULL)
 		return NULL;
 
-	memcpy(new_irq_info, sn_irq_info, sizeof(struct sn_irq_info));
-
 	/* Free the old PROM new_irq_info structure */
 	sn_intr_free(local_nasid, local_widget, new_irq_info);
 	unregister_intr_pda(new_irq_info);
diff --git a/arch/ia64/sn/pci/pcibr/pcibr_provider.c b/arch/ia64/sn/pci/pcibr/pcibr_provider.c
index 5698f29d5add..8886a0bc4a11 100644
--- a/arch/ia64/sn/pci/pcibr/pcibr_provider.c
+++ b/arch/ia64/sn/pci/pcibr/pcibr_provider.c
@@ -127,12 +127,11 @@ pcibr_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
 	 * Allocate kernel bus soft and copy from prom.
 	 */
 
-	soft = kmalloc(sizeof(struct pcibus_info), GFP_KERNEL);
+	soft = kmemdup(prom_bussoft, sizeof(struct pcibus_info), GFP_KERNEL);
 	if (!soft) {
 		return NULL;
 	}
 
-	memcpy(soft, prom_bussoft, sizeof(struct pcibus_info));
 	soft->pbi_buscommon.bs_base = (unsigned long)
 		ioremap(REGION_OFFSET(soft->pbi_buscommon.bs_base),
 			sizeof(struct pic));
diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c
index 642451e770ea..e77c477245fd 100644
--- a/arch/ia64/sn/pci/tioca_provider.c
+++ b/arch/ia64/sn/pci/tioca_provider.c
@@ -600,11 +600,11 @@ tioca_bus_fixup(struct pcibus_bussoft *prom_bussoft, struct pci_controller *cont
 	 * Allocate kernel bus soft and copy from prom.
 	 */
 
-	tioca_common = kzalloc(sizeof(struct tioca_common), GFP_KERNEL);
+	tioca_common = kmemdup(prom_bussoft, sizeof(struct tioca_common),
+			       GFP_KERNEL);
 	if (!tioca_common)
 		return NULL;
 
-	memcpy(tioca_common, prom_bussoft, sizeof(struct tioca_common));
 	tioca_common->ca_common.bs_base = (unsigned long)
 		ioremap(REGION_OFFSET(tioca_common->ca_common.bs_base),
 			sizeof(struct tioca_common));