From: Anthony Minessale <anthm@freeswitch.org>
Date: Sat, 21 Jul 2018 02:40:12 +0000 (+0000)
Subject: FS-11264: [freeswitch-core] Remove old speech handle when asr failure happens #resolve
X-Git-Tag: v1.8.1~3^2~6
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bf6b61f911f92205464f3c32430862092e4f1931;p=thirdparty%2Ffreeswitch.git

FS-11264: [freeswitch-core] Remove old speech handle when asr failure happens #resolve
---

diff --git a/src/switch_ivr_async.c b/src/switch_ivr_async.c
index 8d1609ac2d..2e9cd6e29a 100644
--- a/src/switch_ivr_async.c
+++ b/src/switch_ivr_async.c
@@ -86,6 +86,7 @@ struct switch_ivr_dmachine {
 	uint8_t pinging;
 };
 
+static switch_status_t speech_on_dtmf(switch_core_session_t *session, const switch_dtmf_t *dtmf, switch_dtmf_direction_t direction);
 
 SWITCH_DECLARE(switch_status_t) switch_ivr_dmachine_last_ping(switch_ivr_dmachine_t *dmachine)
 {
@@ -4677,7 +4678,12 @@ static switch_bool_t speech_callback(switch_media_bug_t *bug, void *user_data, s
 	case SWITCH_ABC_TYPE_CLOSE:
 		{
 			switch_status_t st;
-
+			switch_core_session_t *session = switch_core_media_bug_get_session(bug);
+			switch_channel_t *channel = switch_core_session_get_channel(session);
+			
+			switch_channel_set_private(channel, SWITCH_SPEECH_KEY, NULL);
+			switch_core_event_hook_remove_recv_dtmf(session, speech_on_dtmf);
+			
 			switch_core_asr_close(sth->ah, &flags);
 			if (sth->mutex && sth->cond && sth->ready) {
 				if (switch_mutex_trylock(sth->mutex) == SWITCH_STATUS_SUCCESS) {