Merge branch 'for-linus' of git://git.o-hand.com/linux-rpurdie-leds

[linux-2.6-omap-h63xx.git] / arch / powerpc / boot / libfdt-wrapper.c

diff --git a/arch/powerpc/boot/libfdt-wrapper.c b/arch/powerpc/boot/libfdt-wrapper.c
index c541fd8a95d4966369aa79fbc3557122fd7a36d8..9276327bc2bb1995343dabf417f2c3927386cd95 100644 (file)
--- 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;
 }