libknot/probe: initialize also unused structure parts

diff --git a/src/libknot/probe/data.c b/src/libknot/probe/data.c
index df3c085bf87b844f2d4cadfb2d582a16196f4f36..acdea11419a46cdd6809140eb9e0c2a32e278aee 100644 (file)
--- a/src/libknot/probe/data.c
+++ b/src/libknot/probe/data.c
@@ -23,6 +23,7 @@
 #include "libknot/endian.h"
 #include "libknot/errcode.h"
 #include "libknot/probe/probe.h"
+#include "contrib/macros.h"
 
 _public_
 int knot_probe_data_set(knot_probe_data_t *data, knot_probe_proto_t proto,
@@ -42,10 +43,14 @@ int knot_probe_data_set(knot_probe_data_t *data, knot_probe_proto_t proto,
                const struct sockaddr_in *da = (struct sockaddr_in *)local_addr;
 
                memcpy(data->remote.addr, &sa->sin_addr, sizeof(sa->sin_addr));
+               memset(data->remote.addr + sizeof(sa->sin_addr), 0,
+                      sizeof(data->remote.addr) - sizeof(sa->sin_addr));
                data->remote.port = be16toh(sa->sin_port);
 
                if (da != NULL) {
                        memcpy(data->local.addr, &da->sin_addr, sizeof(da->sin_addr));
+                       memset(data->local.addr + sizeof(da->sin_addr), 0,
+                              sizeof(data->local.addr) - sizeof(da->sin_addr));
                        data->local.port = be16toh(da->sin_port);
                } else {
                        memset(&data->local, 0, sizeof(data->local));
@@ -95,6 +100,7 @@ int knot_probe_data_set(knot_probe_data_t *data, knot_probe_proto_t proto,
                                }
                        }
                }
+               data->query_edns.reserved = 0;
        } else {
                memset(&data->query_edns, 0, sizeof(data->query_edns));
        }
@@ -105,6 +111,8 @@ int knot_probe_data_set(knot_probe_data_t *data, knot_probe_proto_t proto,
        data->query.qtype = knot_pkt_qtype(query);
        data->query.qname_len = knot_dname_size(knot_pkt_qname(query));
        memcpy(data->query.qname, knot_pkt_qname(query), data->query.qname_len);
+       memset(data->query.qname + data->query.qname_len, 0,
+              MIN(8, sizeof(data->query.qname) - data->query.qname_len));
 
        return KNOT_EOK;
 }