Add missing ast_hangup() calls on some analog exception paths.

Make starting analog_ss_thread() or __analog_ss_thread() failure paths
hangup the channel.
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Merged revisions 370017 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 370025 from http://svn.asterisk.org/svn/asterisk/branches/10


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@370037 65c4cc65-6c06-0410-ace0-fbb531ad65f3

channels/chan_dahdi.c

@@ -11841,6 +11841,7 @@ static struct dahdi_pvt *handle_init_event(struct dahdi_pvt *i, int event)
 					ast_log(LOG_WARNING, "Cannot allocate new structure on channel %d\n", i->channel);
 				} else if (ast_pthread_create_detached(&threadid, NULL, analog_ss_thread, chan)) {
 					ast_log(LOG_WARNING, "Unable to start simple switch thread on channel %d\n", i->channel);
+					ast_hangup(chan);
 				}
 			}
 			ast_callid_threadstorage_auto_clean(callid, callid_created);
@@ -12111,6 +12112,7 @@ static void *do_monitor(void *data)
 											res = ast_pthread_create_detached(&threadid, NULL, analog_ss_thread, chan);
 											if (res) {
 												ast_log(LOG_WARNING, "Unable to start simple switch thread on channel %d\n", i->channel);
+												ast_hangup(chan);
 											} else {
 												i->dtmfcid_holdoff_state = 1;
 											}

channels/sig_analog.c

@@ -3886,6 +3886,7 @@ void *analog_handle_init_event(struct analog_pvt *i, int event)
 					ast_log(LOG_WARNING, "Cannot allocate new structure on channel %d\n", i->channel);
 				} else if (ast_pthread_create_detached(&threadid, NULL, __analog_ss_thread, i)) {
 					ast_log(LOG_WARNING, "Unable to start simple switch thread on channel %d\n", i->channel);
+					ast_hangup(chan);
 				}
 			}
 			ast_callid_threadstorage_auto_clean(callid, callid_created);
@@ -3912,6 +3913,7 @@ void *analog_handle_init_event(struct analog_pvt *i, int event)
 					ast_log(LOG_WARNING, "Cannot allocate new structure on channel %d\n", i->channel);
 				} else if (ast_pthread_create_detached(&threadid, NULL, __analog_ss_thread, i)) {
 					ast_log(LOG_WARNING, "Unable to start simple switch thread on channel %d\n", i->channel);
+					ast_hangup(chan);
 				}
 			}
 			ast_callid_threadstorage_auto_clean(callid, callid_created);