Fix the dname_str method to cause conversion errors when the domain name length is 255

diff --git a/util/data/dname.c b/util/data/dname.c
index 76b2ec7d6d8aa3352b980c8786fd8e08547ff742..cb78f5d63796b4c014f5d62f19311a5370b4a81f 100644 (file)
--- a/util/data/dname.c
+++ b/util/data/dname.c
@@ -654,7 +654,7 @@ void dname_str(uint8_t* dname, char* str)
                        return;
                }
                len += lablen+1;
-               if(len >= LDNS_MAX_DOMAINLEN-1) {
+               if(len >= LDNS_MAX_DOMAINLEN) {
                        *s++ = '&';
                        *s = 0;
                        return;