[PATCH] pseries/iommu: use correct return type in dupe_ddw_if_already_created

[Nishanth Aravamudan]

Otherwise we get silent truncations.

Signed-off-by: Nishanth Aravamudan <nacc at us.ibm.com>
Cc: Anton Blanchard <anton at samba.org>
Cc: Milton Miller <miltonm at bga.com>
Cc: linuxppc-dev at ozlabs.org

---

 arch/powerpc/platforms/pseries/iommu.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 6d5412a..31e2ac4 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -693,7 +693,7 @@ static void remove_ddw(struct device_node *np)
 }
 
 
-static int dupe_ddw_if_already_created(struct pci_dev *dev, struct device_node *pdn)
+static u64 dupe_ddw_if_already_created(struct pci_dev *dev, struct device_node *pdn)
 {
 	struct device_node *dn;
 	struct pci_dn *pcidn;
-- 
1.7.4.1