libfdt: fix error code of fdt_get_string_index()

As mentioned in the comment block in include/libfdt.h,
fdt_get_string_index() is supposed to return a negative value
on error.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Fixes: 5094eb408a ("fdt: Add functions to retrieve strings")
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Masahiro Yamada 2015-07-15 01:08:43 +09:00 committed by Simon Glass
parent 965fab1adf
commit 31f334abc5

View file

@ -577,7 +577,7 @@ int fdt_get_string_index(const void *fdt, int node, const char *property,
index--;
}
return FDT_ERR_NOTFOUND;
return -FDT_ERR_NOTFOUND;
}
int fdt_get_string(const void *fdt, int node, const char *property,