fix small problem in speech stuff

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@5707 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/applications/mod_conference/mod_conference.c

@@ -2246,7 +2246,7 @@ static switch_status_t conference_member_say(conference_member_t * member, char
 		if (!member->sh) {
 			memset(&member->lsh, 0, sizeof(member->lsh));
 			if (switch_core_speech_open(&member->lsh, conference->tts_engine, conference->tts_voice, 
-										conference->rate, conference->interval, &flags, fnode->pool) !=
+										conference->rate, conference->interval, &flags, switch_core_session_get_pool(member->session)) !=
 				SWITCH_STATUS_SUCCESS) {
 				switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Invalid TTS module [%s]!\n", conference->tts_engine);
 				return SWITCH_STATUS_FALSE;

src/switch_buffer.c

@@ -266,12 +266,13 @@ SWITCH_DECLARE(void) switch_buffer_zero(switch_buffer_t *buffer)
 
 SWITCH_DECLARE(void) switch_buffer_destroy(switch_buffer_t **buffer)
 {
-	if (*buffer && switch_test_flag((*buffer), SWITCH_BUFFER_FLAG_DYNAMIC)) {
-		free((*buffer)->data);
-		free(*buffer);
+	if (buffer && *buffer) { 
+		if ((switch_test_flag((*buffer), SWITCH_BUFFER_FLAG_DYNAMIC))) {
+			switch_safe_free((*buffer)->data);
+			free(*buffer);
+		}
+		*buffer = NULL;
 	}
-
-	*buffer = NULL;
 }
 
 /* For Emacs:

src/switch_core_speech.c

@@ -122,5 +122,11 @@ SWITCH_DECLARE(switch_status_t) switch_core_speech_read_tts(switch_speech_handle
 
 SWITCH_DECLARE(switch_status_t) switch_core_speech_close(switch_speech_handle_t *sh, switch_speech_flag_t *flags)
 {
-	return sh->speech_interface->speech_close(sh, flags);
+	switch_status_t status = sh->speech_interface->speech_close(sh, flags);
+
+	if (switch_test_flag(sh, SWITCH_SPEECH_FLAG_FREE_POOL)) {
+		switch_core_destroy_memory_pool(&sh->memory_pool);
+	}
+
+	return status;
 }