From b29a41bb1bf104113596c2f28a6cf255a1119c64 Mon Sep 17 00:00:00 2001 From: Moises Silva Date: Sat, 12 Jul 2014 22:55:24 -0400 Subject: [PATCH] freetdm: ftmod_wanpipe: Do not attempt to initialize hwdtmf in GSM ports during shutdown --- libs/freetdm/src/ftmod/ftmod_wanpipe/ftmod_wanpipe.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libs/freetdm/src/ftmod/ftmod_wanpipe/ftmod_wanpipe.c b/libs/freetdm/src/ftmod/ftmod_wanpipe/ftmod_wanpipe.c index ca60e30352..3d2a23ceef 100755 --- a/libs/freetdm/src/ftmod/ftmod_wanpipe/ftmod_wanpipe.c +++ b/libs/freetdm/src/ftmod/ftmod_wanpipe/ftmod_wanpipe.c @@ -1721,8 +1721,8 @@ static FIO_CHANNEL_DESTROY_FUNCTION(wanpipe_channel_destroy) /* enable HW DTMF. As odd as it seems. Why enable when the channel is being destroyed and won't be used anymore? * because that way we can transfer the DTMF state back to the driver, if we're being restarted we will set again * the FEATURE_DTMF flag and use HW DTMF, if we don't enable here, then on module restart we won't see - * HW DTMF available and will use software */ - if (ftdm_channel_test_feature(ftdmchan, FTDM_CHANNEL_FEATURE_DTMF_DETECT)) { + * HW DTMF available and will use software (except for GSM cards which enable hw dtmf on the signaling module) */ + if (ftdmchan->span->trunk_type != FTDM_TRUNK_GSM && ftdm_channel_test_feature(ftdmchan, FTDM_CHANNEL_FEATURE_DTMF_DETECT)) { wanpipe_tdm_api_t tdm_api; int err; memset(&tdm_api, 0, sizeof(tdm_api));