scripts/dtc: Update to upstream version 9d3649bd3be245c9

Sync dtc with upstream as of commit 9d3649bd3be2 (Add testcases for
fdt_path_offset_namelen()).

Signed-off-by: Rob Herring <robh@kernel.org>
Cc: Grant Likely <grant.likely@linaro.org>
Cc: devicetree@vger.kernel.org

1 files changed, 3 insertions, 1 deletions

diff --git a/scripts/dtc/livetree.c b/scripts/dtc/livetree.c
index b61465fb2f33..e229b84432f9 100644
--- a/scripts/dtc/livetree.c
+++ b/scripts/dtc/livetree.c
@@ -511,7 +511,9 @@ struct node *get_node_by_phandle(struct node *tree, cell_t phandle)
 
 struct node *get_node_by_ref(struct node *tree, const char *ref)
 {
-        if (ref[0] == '/')
+        if (streq(ref, "/"))
+                return tree;
+        else if (ref[0] == '/')
                 return get_node_by_path(tree, ref);
         else
                 return get_node_by_label(tree, ref);