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bluez5: better error/malformed input handling

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Safer parsing of AT commands, additional null and error checks.
This commit is contained in:
Pauli Virtanen 2021-03-27 13:55:01 +02:00 • committed by Wim Taymans
parent f0a2b6d01f
commit f330446291
5 changed files with 56 additions and 21 deletions
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12
spa/plugins/bluez5/backend-ofono.c
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@ -351,6 +351,11 @@ static DBusHandlerResult ofono_audio_card_found(struct impl *backend, char *path
close(fd);
}
if (!remote_address || !local_address) {
spa_log_error(backend->log, NAME": Missing addresses for %s", path);
return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}
d = spa_bt_device_find_by_address(backend->monitor, remote_address, local_address);
if (!d) {
spa_log_error(backend->log, NAME": Device doesn’t exist for %s", path);
@ -449,8 +454,11 @@ static DBusHandlerResult ofono_new_audio_connection(DBusConnection *conn, DBusMe
fail:
if (r) {
dbus_connection_send(backend->conn, r, NULL);
dbus_message_unref(r);
DBusHandlerResult res = DBUS_HANDLER_RESULT_HANDLED;
if (!dbus_connection_send(backend->conn, r, NULL))
res = DBUS_HANDLER_RESULT_NEED_MEMORY;
dbus_message_unref(r);
return res;
}
return DBUS_HANDLER_RESULT_HANDLED;