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-rw-r--r--mm/ioremap.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/mm/ioremap.c b/mm/ioremap.c
index db6234b9db59..9f34a8f90b58 100644
--- a/mm/ioremap.c
+++ b/mm/ioremap.c
@@ -46,12 +46,14 @@ void __iomem *generic_ioremap_prot(phys_addr_t phys_addr, size_t size,
return (void __iomem *)(vaddr + offset);
}
+#ifndef ioremap_prot
void __iomem *ioremap_prot(phys_addr_t phys_addr, size_t size,
unsigned long prot)
{
return generic_ioremap_prot(phys_addr, size, __pgprot(prot));
}
EXPORT_SYMBOL(ioremap_prot);
+#endif
void generic_iounmap(volatile void __iomem *addr)
{
@@ -64,8 +66,10 @@ void generic_iounmap(volatile void __iomem *addr)
vunmap(vaddr);
}
+#ifndef iounmap
void iounmap(volatile void __iomem *addr)
{
generic_iounmap(addr);
}
EXPORT_SYMBOL(iounmap);
+#endif