Don't crash when parking a non-bridged call.

(closes issue #17680)
Reported by: jmhunter
Patches:
      chan_skinny-park-v1.txt uploaded by DEA (license 3)
Tested by: jmhunter, DEA

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.6.2@287642 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_skinny.c b/channels/chan_skinny.c
index dd0f7466df3c1780bee635e9ff43567da34c6116..dd3f963ed47c4ff9dc7c20b3a4b674226a74884a 100644 (file)
--- a/channels/chan_skinny.c
+++ b/channels/chan_skinny.c
@@ -4894,17 +4894,21 @@ static int handle_stimulus_message(struct skinny_req *req, struct skinnysession
 
                if ((sub && sub->owner) && (sub->owner->_state ==  AST_STATE_UP)){
                        c = sub->owner;
-                       if (!ast_masq_park_call(ast_bridged_channel(c), c, 0, &extout)) {
-                               snprintf(message, sizeof(message), "Call Parked at: %d", extout);
-                               transmit_displaynotify(d, message, 10);
+                       if (ast_bridged_channel(c)) {
+                               if (!ast_masq_park_call(ast_bridged_channel(c), c, 0, &extout)) {
+                                       snprintf(message, sizeof(message), "Call Parked at: %d", extout);
+                                       transmit_displaynotify(d, message, 10);
+                               } else {
+                                       transmit_displaynotify(d, "Call Park failed", 10);
+                               }
                        } else {
-                               transmit_displaynotify(d, "Call Park failed", 10);
+                               transmit_displaynotify(d, "Call Park not available", 10);
                        }
                } else {
                        transmit_displaynotify(d, "Call Park not available", 10);
                }
-               }
                break;
+               }
        case STIMULUS_DND:
                if (skinnydebug)
                        ast_verb(1, "Received Stimulus: DND (%d/%d)\n", instance, callreference);
@@ -5984,17 +5988,21 @@ static int handle_soft_key_event_message(struct skinny_req *req, struct skinnyse
 
                if ((sub && sub->owner) && (sub->owner->_state ==  AST_STATE_UP)){
                        c = sub->owner;
-                       if (!ast_masq_park_call(ast_bridged_channel(c), c, 0, &extout)) {
-                               snprintf(message, sizeof(message), "Call Parked at: %d", extout);
-                               transmit_displaynotify(d, message, 10);
+                       if (ast_bridged_channel(c)) {
+                               if (!ast_masq_park_call(ast_bridged_channel(c), c, 0, &extout)) {
+                                       snprintf(message, sizeof(message), "Call Parked at: %d", extout);
+                                       transmit_displaynotify(d, message, 10);
+                               } else {
+                                       transmit_displaynotify(d, "Call Park failed", 10);
+                               }
                        } else {
-                               transmit_displaynotify(d, "Call Park failed", 10);
+                               transmit_displaynotify(d, "Call Park not available", 10);
                        }
                } else {
                        transmit_displaynotify(d, "Call Park not available", 10);
                }
-               }
                break;
+               }
        case SOFTKEY_JOIN:
                if (skinnydebug)
                        ast_verb(1, "Received Softkey Event: Join(%d/%d)\n", instance, callreference);