mod_sofia: Fix memleaks

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@15242 d0543943-73ff-0310-b7d9-9358b9ac24b2

diff --git a/src/mod/endpoints/mod_sofia/sofia_reg.c b/src/mod/endpoints/mod_sofia/sofia_reg.c
index 33c81fbe3bea323fda98d24115bcd3c9c2a9e4da..26d399b4b5344eddc5fc888dd9faa8363d372c17 100644 (file)
--- a/src/mod/endpoints/mod_sofia/sofia_reg.c
+++ b/src/mod/endpoints/mod_sofia/sofia_reg.c
@@ -706,7 +706,7 @@ uint8_t sofia_reg_handle_register(nua_t *nua, sofia_profile_t *profile, nua_hand
        sip_expires_t const *expires = NULL;
        sip_authorization_t const *authorization = NULL;
        sip_contact_t const *contact = NULL;
-       char *sql;
+       char *sql = NULL;
        switch_event_t *s_event;
        const char *to_user = NULL;
        const char *to_host = NULL;
@@ -1072,6 +1072,7 @@ uint8_t sofia_reg_handle_register(nua_t *nua, sofia_profile_t *profile, nua_hand
                }
                switch_mutex_lock(profile->ireg_mutex);
                sofia_glue_execute_sql(profile, &sql, SWITCH_TRUE);
+               switch_safe_free(sql);
 
                switch_find_local_ip(guess_ip4, sizeof(guess_ip4), NULL, AF_INET);
                sql = switch_mprintf("insert into sip_registrations "
@@ -1085,6 +1086,7 @@ uint8_t sofia_reg_handle_register(nua_t *nua, sofia_profile_t *profile, nua_hand
                if (sql) {
                        sofia_glue_execute_sql(profile, &sql, SWITCH_TRUE);
                }
+               switch_safe_free(sql);
 
                switch_mutex_unlock(profile->ireg_mutex);
 
@@ -1186,6 +1188,7 @@ uint8_t sofia_reg_handle_register(nua_t *nua, sofia_profile_t *profile, nua_hand
                        }
 
                        sofia_glue_execute_sql(profile, &sql, SWITCH_TRUE);
+                       switch_safe_free(sql);
 
                        if (multi_reg_contact) {
                                sql = switch_mprintf("delete from sip_registrations where sip_user='%q' and sip_host='%q' and contact='%q'", to_user, reg_host, contact_str);
@@ -1194,16 +1197,19 @@ uint8_t sofia_reg_handle_register(nua_t *nua, sofia_profile_t *profile, nua_hand
                        }
 
                        sofia_glue_execute_sql(profile, &sql, SWITCH_TRUE);
+                       switch_safe_free(sql);
 
                        switch_safe_free(icontact);
                } else {
                        if ((sql = switch_mprintf("delete from sip_subscriptions where sip_user='%q' and sip_host='%q'", to_user, reg_host))) {
                                sofia_glue_execute_sql(profile, &sql, SWITCH_TRUE);
                        }
+                       switch_safe_free(sql);
 
                        if ((sql = switch_mprintf("delete from sip_registrations where sip_user='%q' and sip_host='%q'", to_user, reg_host))) {
                                sofia_glue_execute_sql(profile, &sql, SWITCH_TRUE);
                        }
+                       switch_safe_free(sql);
                }
        }
 
@@ -1592,7 +1598,7 @@ auth_res_t sofia_reg_parse_auth(sofia_profile_t *profile,
        const char *passwd = NULL;
        const char *a1_hash = NULL;
        const char *mwi_account = NULL;
-       char *sql;
+       char *sql = NULL;
        char *number_alias = NULL;
        switch_xml_t domain, xml = NULL, user, param, uparams, dparams, group = NULL, gparams = NULL;
        char hexdigest[2 * SU_MD5_DIGEST_SIZE + 1] = "";
@@ -1661,11 +1667,11 @@ auth_res_t sofia_reg_parse_auth(sofia_profile_t *profile,
                sql = switch_mprintf("select nonce from sip_authentication where nonce='%q'", nonce);
                switch_assert(sql != NULL);
                if (!sofia_glue_execute_sql2str(profile, profile->ireg_mutex, sql, np, nplen)) {
-                       free(sql);
+                       switch_safe_free(sql);
                        ret = AUTH_STALE;
                        goto end;
                }
-               free(sql);
+               switch_safe_free(sql);
        }
 
        switch_event_create(&params, SWITCH_EVENT_REQUEST_PARAMS);