acm.bckCallInd.isdnUsrPrtInd.pres = PRSNT_NODEF;
acm.bckCallInd.isdnUsrPrtInd.val = ISUP_NOTUSED;
backwardInd = ftdm_usrmsg_get_var(ftdmchan->usrmsg, "acm_bi_iup");
- ftdm_log_chan(ftdmchan, FTDM_LOG_DEBUG, "Found user supplied backward indicator ISDN user part indicator ACM, value \"%s\"\n", backwardInd);
if (!ftdm_strlen_zero(backwardInd)) {
+ ftdm_log_chan(ftdmchan, FTDM_LOG_DEBUG, "Found user supplied backward indicator ISDN user part indicator ACM, value \"%s\"\n", backwardInd);
if (atoi(backwardInd) != 0 ) {
acm.bckCallInd.isdnUsrPrtInd.val = ISUP_USED;
}