This frees T_IP, T_PATH_VAL, and T_STRING tokens. They were being flagged
by valgrind as memory leaks.
Lightly tested using doc/helper/conntrackd.conf and doc/stats/conntrackd.conf.
Signed-off-by: Kevin Cernekee <cernekee@xxxxxxxxxxxx>
---
src/read_config_yy.y | 29 +++++++++++++++++++++++++++++
1 file changed, 29 insertions(+)
diff --git a/src/read_config_yy.y b/src/read_config_yy.y
index 97f905d..f10e0db 100644
--- a/src/read_config_yy.y
+++ b/src/read_config_yy.y
@@ -116,6 +116,7 @@ logfile_bool : T_LOG T_OFF
logfile_path : T_LOG T_PATH_VAL
{
strncpy(conf.logfile, $2, FILENAME_MAXLEN);
+ free($2);
};
syslog_bool : T_SYSLOG T_ON
@@ -158,11 +159,13 @@ syslog_facility : T_SYSLOG T_STRING
conf.syslog_facility != conf.stats.syslog_facility)
dlog(LOG_WARNING, "conflicting Syslog facility "
"values, defaulting to General");
+ free($2);
};
lock : T_LOCK T_PATH_VAL
{
strncpy(conf.lockfile, $2, FILENAME_MAXLEN);
+ free($2);
};
refreshtime : T_REFRESH T_NUMBER
@@ -257,6 +260,7 @@ multicast_option : T_IPV4_ADDR T_IP
}
conf.channel[conf.channel_num].u.mcast.ipproto = AF_INET;
+ free($2);
};
multicast_option : T_IPV6_ADDR T_IP
@@ -296,6 +300,7 @@ multicast_option : T_IPV6_ADDR T_IP
conf.channel[conf.channel_num].u.mcast.ifa.interface_index6 = idx;
conf.channel[conf.channel_num].u.mcast.ipproto = AF_INET6;
}
+ free($2);
};
multicast_option : T_IPV4_IFACE T_IP
@@ -315,11 +320,13 @@ multicast_option : T_IPV4_IFACE T_IP
}
conf.channel[conf.channel_num].u.mcast.ipproto = AF_INET;
+ free($2);
};
multicast_option : T_IPV6_IFACE T_IP
{
dlog(LOG_WARNING, "`IPv6_interface' not required, ignoring");
+ free($2);
}
multicast_option : T_IFACE T_STRING
@@ -340,6 +347,7 @@ multicast_option : T_IFACE T_STRING
conf.channel[conf.channel_num].u.mcast.ifa.interface_index6 = idx;
conf.channel[conf.channel_num].u.mcast.ipproto = AF_INET6;
}
+ free($2);
};
multicast_option : T_GROUP T_NUMBER
@@ -414,6 +422,7 @@ udp_option : T_IPV4_ADDR T_IP
break;
}
conf.channel[conf.channel_num].u.udp.ipproto = AF_INET;
+ free($2);
};
udp_option : T_IPV6_ADDR T_IP
@@ -431,6 +440,7 @@ udp_option : T_IPV6_ADDR T_IP
break;
#endif
conf.channel[conf.channel_num].u.udp.ipproto = AF_INET6;
+ free($2);
};
udp_option : T_IPV4_DEST_ADDR T_IP
@@ -459,6 +469,7 @@ udp_option : T_IPV6_DEST_ADDR T_IP
break;
#endif
conf.channel[conf.channel_num].u.udp.ipproto = AF_INET6;
+ free($2);
};
udp_option : T_IFACE T_STRING
@@ -474,6 +485,7 @@ udp_option : T_IFACE T_STRING
break;
}
conf.channel[conf.channel_num].u.udp.server.ipv6.scope_id = idx;
+ free($2);
};
udp_option : T_PORT T_NUMBER
@@ -552,6 +564,7 @@ tcp_option : T_IPV4_ADDR T_IP
break;
}
conf.channel[conf.channel_num].u.tcp.ipproto = AF_INET;
+ free($2);
};
tcp_option : T_IPV6_ADDR T_IP
@@ -569,6 +582,7 @@ tcp_option : T_IPV6_ADDR T_IP
break;
#endif
conf.channel[conf.channel_num].u.tcp.ipproto = AF_INET6;
+ free($2);
};
tcp_option : T_IPV4_DEST_ADDR T_IP
@@ -580,6 +594,7 @@ tcp_option : T_IPV4_DEST_ADDR T_IP
break;
}
conf.channel[conf.channel_num].u.tcp.ipproto = AF_INET;
+ free($2);
};
tcp_option : T_IPV6_DEST_ADDR T_IP
@@ -597,6 +612,7 @@ tcp_option : T_IPV6_DEST_ADDR T_IP
break;
#endif
conf.channel[conf.channel_num].u.tcp.ipproto = AF_INET6;
+ free($2);
};
tcp_option : T_IFACE T_STRING
@@ -612,6 +628,7 @@ tcp_option : T_IFACE T_STRING
break;
}
conf.channel[conf.channel_num].u.tcp.server.ipv6.scope_id = idx;
+ free($2);
};
tcp_option : T_PORT T_NUMBER
@@ -669,6 +686,7 @@ unix_options:
unix_option : T_PATH T_PATH_VAL
{
strcpy(conf.local.path, $2);
+ free($2);
};
unix_option : T_BACKLOG T_NUMBER
@@ -757,6 +775,7 @@ expect_list:
expect_item: T_STRING
{
exp_filter_add(STATE(exp_filter), $1);
+ free($1);
}
sync_mode_alarm: T_SYNC_MODE T_ALARM '{' sync_mode_alarm_list '}'
@@ -993,6 +1012,7 @@ scheduler_line : T_TYPE T_STRING
dlog(LOG_ERR, "unknown scheduler `%s'", $2);
exit(EXIT_FAILURE);
}
+ free($2);
};
scheduler_line : T_PRIO T_NUMBER
@@ -1079,6 +1099,7 @@ filter_protocol_item : T_STRING
nfct_filter_add_attr_u32(STATE(filter),
NFCT_FILTER_L4PROTO,
pent->p_proto);
+ free($1);
};
filter_protocol_item : T_TCP
@@ -1209,6 +1230,7 @@ filter_address_item : T_IPV4_ADDR T_IP
nfct_filter_add_attr(STATE(filter), NFCT_FILTER_SRC_IPV4, &filter_ipv4);
nfct_filter_add_attr(STATE(filter), NFCT_FILTER_DST_IPV4, &filter_ipv4);
+ free($2);
};
filter_address_item : T_IPV6_ADDR T_IP
@@ -1268,6 +1290,7 @@ filter_address_item : T_IPV6_ADDR T_IP
nfct_filter_add_attr(STATE(filter), NFCT_FILTER_SRC_IPV6, &filter_ipv6);
nfct_filter_add_attr(STATE(filter), NFCT_FILTER_DST_IPV6, &filter_ipv6);
+ free($2);
};
filter_item : T_STATE T_ACCEPT '{' filter_state_list '}'
@@ -1330,6 +1353,7 @@ stat_logfile_bool : T_LOG T_OFF
stat_logfile_path : T_LOG T_PATH_VAL
{
strncpy(conf.stats.logfile, $2, FILENAME_MAXLEN);
+ free($2);
};
stat_syslog_bool : T_SYSLOG T_ON
@@ -1372,6 +1396,7 @@ stat_syslog_facility : T_SYSLOG T_STRING
conf.stats.syslog_facility != conf.syslog_facility)
dlog(LOG_WARNING, "conflicting Syslog facility "
"values, defaulting to General");
+ free($2);
};
helper: T_HELPER '{' helper_list '}'
@@ -1484,6 +1509,9 @@ helper_type: T_TYPE T_STRING T_STRING T_STRING '{' helper_type_list '}'
}
}
list_add(&helper_inst->head, &CONFIG(cthelper).list);
+ free($2);
+ free($3);
+ free($4);
};
helper_type_list:
@@ -1534,6 +1562,7 @@ helper_type: T_HELPER_POLICY T_STRING '{' helper_policy_list '}'
/* Now object is complete. */
e->type = SYMBOL_HELPER_POLICY_EXPECT_ROOT;
stack_item_push(&symbol_stack, e);
+ free($2);
};
helper_policy_list:
--
2.7.4
--
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