Add missing period to generated IPv4 6to4 name

The period between the most significant nibble of the IPv4 address
and the 2.0.0.2.IP6.ARPA suffix was missing resulting in the wrong
name being checked.

diff --git a/lib/dns/ssu.c b/lib/dns/ssu.c
index b54157ecc16b7746f5074c2fd31436f715565ed2..b43c7cfac38e401ca53eeb87ca4fb7c9fc7f9615 100644 (file)
--- a/lib/dns/ssu.c
+++ b/lib/dns/ssu.c
@@ -245,13 +245,12 @@ stf_from_address(dns_name_t *stfself, const isc_netaddr_t *tcpaddr) {
        switch (tcpaddr->family) {
        case AF_INET:
                l = ntohl(tcpaddr->type.in.s_addr);
-               result = snprintf(buf, sizeof(buf),
-                                 "%lx.%lx.%lx.%lx.%lx.%lx.%lx.%lx"
-                                 "2.0.0.2.IP6.ARPA.",
-                                 l & 0xf, (l >> 4) & 0xf, (l >> 8) & 0xf,
-                                 (l >> 12) & 0xf, (l >> 16) & 0xf,
-                                 (l >> 20) & 0xf, (l >> 24) & 0xf,
-                                 (l >> 28) & 0xf);
+               result = snprintf(
+                       buf, sizeof(buf),
+                       "%lx.%lx.%lx.%lx.%lx.%lx.%lx.%lx.2.0.0.2.IP6.ARPA.",
+                       l & 0xf, (l >> 4) & 0xf, (l >> 8) & 0xf,
+                       (l >> 12) & 0xf, (l >> 16) & 0xf, (l >> 20) & 0xf,
+                       (l >> 24) & 0xf, (l >> 28) & 0xf);
                RUNTIME_CHECK(result < sizeof(buf));
                break;
        case AF_INET6: