1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c
index 3f473d158d79..b9657e5304ed 100644
--- a/drivers/of/fdt.c
+++ b/drivers/of/fdt.c
@@ -392,6 +392,8 @@ static void __unflatten_device_tree(struct boot_param_header *blob,
         mem = (unsigned long)
                 dt_alloc(size + 4, __alignof__(struct device_node));
 
+        memset((void *)mem, 0, size);
+
         ((__be32 *)mem)[size / 4] = cpu_to_be32(0xdeadbeef);
 
         pr_debug("  unflattening %lx...\n", mem);