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-rw-r--r--arch/arm/mach-ixp4xx/common.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c
index fc4b7b24265e..8537d4c41e34 100644
--- a/arch/arm/mach-ixp4xx/common.c
+++ b/arch/arm/mach-ixp4xx/common.c
@@ -652,7 +652,7 @@ static void __iomem *ixp4xx_ioremap_caller(phys_addr_t addr, size_t size,
return (void __iomem *)addr;
}
-static void ixp4xx_iounmap(void __iomem *addr)
+static void ixp4xx_iounmap(volatile void __iomem *addr)
{
if (!is_pci_memory((__force u32)addr))
__iounmap(addr);