diff --git a/common/fdt_support.c b/common/fdt_support.c
index 10648b5..f86365e 100644
--- a/common/fdt_support.c
+++ b/common/fdt_support.c
@@ -454,6 +454,9 @@
 		return err;
 	}
 
+	if (!banks)
+		return 0;
+
 	len = fdt_pack_reg(blob, tmp, start, size, banks);
 
 	err = fdt_setprop(blob, nodeoffset, "reg", tmp, len);