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Diffstat (limited to 'arch/powerpc/boot/libfdt-wrapper.c')
-rw-r--r--arch/powerpc/boot/libfdt-wrapper.c22
1 files changed, 14 insertions, 8 deletions
diff --git a/arch/powerpc/boot/libfdt-wrapper.c b/arch/powerpc/boot/libfdt-wrapper.c
index c541fd8a95d4..9276327bc2bb 100644
--- a/arch/powerpc/boot/libfdt-wrapper.c
+++ b/arch/powerpc/boot/libfdt-wrapper.c
@@ -105,6 +105,11 @@ static int fdt_wrapper_setprop(const void *devp, const char *name,
return check_err(rc);
}
+static int fdt_wrapper_del_node(const void *devp)
+{
+ return fdt_del_node(fdt, devp_offset(devp));
+}
+
static void *fdt_wrapper_get_parent(const void *devp)
{
return offset_devp(fdt_parent_offset(fdt, devp_offset(devp)));
@@ -165,6 +170,7 @@ static unsigned long fdt_wrapper_finalize(void)
void fdt_init(void *blob)
{
int err;
+ int bufsize;
dt_ops.finddevice = fdt_wrapper_finddevice;
dt_ops.getprop = fdt_wrapper_getprop;
@@ -173,21 +179,21 @@ void fdt_init(void *blob)
dt_ops.create_node = fdt_wrapper_create_node;
dt_ops.find_node_by_prop_value = fdt_wrapper_find_node_by_prop_value;
dt_ops.find_node_by_compatible = fdt_wrapper_find_node_by_compatible;
+ dt_ops.del_node = fdt_wrapper_del_node;
dt_ops.get_path = fdt_wrapper_get_path;
dt_ops.finalize = fdt_wrapper_finalize;
/* Make sure the dt blob is the right version and so forth */
fdt = blob;
- err = fdt_open_into(fdt, fdt, fdt_totalsize(blob));
- if (err == -FDT_ERR_NOSPACE) {
- int bufsize = fdt_totalsize(fdt) + 4;
- buf = malloc(bufsize);
- err = fdt_open_into(fdt, buf, bufsize);
- }
+ bufsize = fdt_totalsize(fdt) + 4;
+ buf = malloc(bufsize);
+ if(!buf)
+ fatal("malloc failed. can't relocate the device tree\n\r");
+
+ err = fdt_open_into(fdt, buf, bufsize);
if (err != 0)
fatal("fdt_init(): %s\n\r", fdt_strerror(err));
- if (buf)
- fdt = buf;
+ fdt = buf;
}