libfdt: move working_fdt and FDT_RAMDISK_OVERHEAD to include/libfdt.h

[u-boot] / common / boot_fit.c

diff --git a/common/boot_fit.c b/common/boot_fit.c
index 51440a6e6f32ae27793904219367ea825a39ccd9..add65c4baed7431be4c605e9189ef748eabccdca 100644 (file)
--- a/common/boot_fit.c
+++ b/common/boot_fit.c
@@ -13,7 +13,7 @@
 #include <image.h>
 #include <libfdt.h>
 
-int fdt_offset(void *fit)
+static int fdt_offset(const void *fit)
 {
        int images, node, fdt_len, fdt_node, fdt_offset;
        const char *fdt_name;
@@ -25,7 +25,7 @@ int fdt_offset(void *fit)
        images = fdt_path_offset(fit, FIT_IMAGES_PATH);
        if (images < 0) {
                debug("%s: Cannot find /images node: %d\n", __func__, images);
-               return FDT_ERROR;
+               return -EINVAL;
        }
 
        fdt_name = fdt_getprop(fit, node, FIT_FDT_PROP, &fdt_len);
@@ -55,7 +55,7 @@ int fdt_offset(void *fit)
        return fdt_offset;
 }
 
-void *locate_dtb_in_fit(void *fit)
+void *locate_dtb_in_fit(const void *fit)
 {
        struct image_header *header;
        int size;
@@ -73,7 +73,7 @@ void *locate_dtb_in_fit(void *fit)
 
        ret = fdt_offset(fit);
 
-       if (ret <= 0)
+       if (ret < 0)
                return NULL;
        else
                return (void *)fit+size+ret;