[PATCH] Fix a possible overflow case detected by gcc 4.3.2

[Emil Medve]

.../dtc/libfdt/fdt_sw.c: In function 'fdt_end_node':
.../dtc/libfdt/fdt_sw.c:81: error: assuming signed overflow does not occur when assuming that (X + c) < X is always false

Signed-off-by: Emil Medve <Emilian.Medve at Freescale.com>
---
 libfdt/fdt_sw.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/libfdt/fdt_sw.c b/libfdt/fdt_sw.c
index 2380b27..55ebebf 100644
--- a/libfdt/fdt_sw.c
+++ b/libfdt/fdt_sw.c
@@ -70,7 +70,7 @@ static int _fdt_sw_check_header(void *fdt)
 			return err; \
 	}
 
-static void *_fdt_grab_space(void *fdt, int len)
+static void *_fdt_grab_space(void *fdt, size_t len)
 {
 	int offset = fdt_size_dt_struct(fdt);
 	int spaceleft;
-- 
1.6.1.3