From: Anthony Minessale <anthm@freeswitch.org>
Date: Mon, 20 Sep 2010 20:32:48 +0000 (-0500)
Subject: MODAPP-457
X-Git-Tag: v1.2-rc1~291^2~40^2~88^2~1
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3b04608c2e09f858ba1f0a5b0b4ffe4ea0669719;p=thirdparty%2Ffreeswitch.git

MODAPP-457
---

diff --git a/src/mod/applications/mod_spandsp/mod_spandsp_fax.c b/src/mod/applications/mod_spandsp/mod_spandsp_fax.c
index 2ea3eb00a3..9b8b051f50 100644
--- a/src/mod/applications/mod_spandsp/mod_spandsp_fax.c
+++ b/src/mod/applications/mod_spandsp/mod_spandsp_fax.c
@@ -789,9 +789,9 @@ static t38_mode_t negotiate_t38(pvt_t *pvt)
         t38_options->T38FaxRateManagement = "transferredTCF";
         t38_options->T38FaxMaxBuffer = 2000;
         t38_options->T38FaxMaxDatagram = LOCAL_FAX_MAX_DATAGRAM;
-        if (strcasecmp(t38_options->T38FaxUdpEC, "t38UDPRedundancy") == 0
-            ||
-            strcasecmp(t38_options->T38FaxUdpEC, "t38UDPFEC") == 0) {
+        if (!zstr(t38_options->T38FaxUdpEC) &&
+            (strcasecmp(t38_options->T38FaxUdpEC, "t38UDPRedundancy") == 0 ||
+             strcasecmp(t38_options->T38FaxUdpEC, "t38UDPFEC") == 0)) {
             t38_options->T38FaxUdpEC = "t38UDPRedundancy";
         } else {
             t38_options->T38FaxUdpEC = NULL;