[PATCH 1/5 v2] powerpc/boot/fdt: Use unsigned long for pointer casts

[Jeremy Kerr]

Now that the wrapper supports 64-bit builds, we see warnings when
attempting to cast pointers to int. Use unsigned long instead.

Signed-off-by: Jeremy Kerr <jk at ozlabs.org>

---
 arch/powerpc/boot/libfdt-wrapper.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/boot/libfdt-wrapper.c b/arch/powerpc/boot/libfdt-wrapper.c
index bb8b9b3..535e8fd 100644
--- a/arch/powerpc/boot/libfdt-wrapper.c
+++ b/arch/powerpc/boot/libfdt-wrapper.c
@@ -44,12 +44,12 @@
 
 #define offset_devp(off)	\
 	({ \
-		int _offset = (off); \
+		unsigned long _offset = (off); \
 		check_err(_offset) ? NULL : (void *)(_offset+1); \
 	})
 
-#define devp_offset_find(devp)	(((int)(devp))-1)
-#define devp_offset(devp)	(devp ? ((int)(devp))-1 : 0)
+#define devp_offset_find(devp)	(((unsigned long)(devp))-1)
+#define devp_offset(devp)	(devp ? ((unsigned long)(devp))-1 : 0)
 
 static void *fdt;
 static void *buf; /* = NULL */