[PATCH] Workaround for a sparse warning in include/asm-mips/mach-tx4927/ioremap.h

[Atsushi Nemoto <anemo@mba.ocn.ne.jp>]

include2/asm/mach-tx49xx/ioremap.h:39:52: warning: cast truncates bits from 
constant value (fff000000 becomes ff000000)

Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
---
diff --git a/include/asm-mips/mach-tx49xx/ioremap.h 
b/include/asm-mips/mach-tx49xx/ioremap.h
index 88cf546..1e7beae 100644
--- a/include/asm-mips/mach-tx49xx/ioremap.h
+++ b/include/asm-mips/mach-tx49xx/ioremap.h
@@ -36,7 +36,8 @@ static inline void __iomem *plat_ioremap(phys_t offset, 
unsigned long size,
 
 static inline int plat_iounmap(const volatile void __iomem *addr)
 {
-       return (unsigned long)addr >= (unsigned long)(int)TXX9_DIRECTMAP_BASE;
+       return (unsigned long)addr >=
+               (unsigned long)(int)(TXX9_DIRECTMAP_BASE & 0xffffffff);
 }
 
 #endif /* __ASM_MACH_TX49XX_IOREMAP_H */