/ checks to if owner is set before using it.

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4751 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_vpb.c b/channels/chan_vpb.c
index 4dc359f..9bcf1f2 100755 (executable)
--- a/channels/chan_vpb.c
+++ b/channels/chan_vpb.c
@@ -979,13 +979,19 @@ static inline int monitor_handle_notowned(struct vpb_pvt *p, VPB_EVENT *e)
                                                p->callerid[p->dtmf_caller_pos] = '\0';
                                                if (option_verbose > 2)
                                                        ast_verbose(VERBOSE_PREFIX_3 " %s: DTMF CallerID %s\n",p->dev,p->callerid);
-                                               if (owner->cid.cid_num)
-                                                       free(owner->cid.cid_num);
-                                               owner->cid.cid_num=NULL;
-                                               if (owner->cid.cid_name)
-                                                       free(owner->cid.cid_name);
-                                               owner->cid.cid_name=NULL;
-                                               owner->cid.cid_num = strdup(p->callerid);
+                                               if (owner){
+                                                       if (owner->cid.cid_num)
+                                                               free(owner->cid.cid_num);
+                                                       owner->cid.cid_num=NULL;
+                                                       if (owner->cid.cid_name)
+                                                               free(owner->cid.cid_name);
+                                                       owner->cid.cid_name=NULL;
+                                                       owner->cid.cid_num = strdup(p->callerid);
+                                               }
+                                               else {
+                                                       if (option_verbose > 2)
+                                                               ast_verbose(VERBOSE_PREFIX_3 " %s: DTMF CallerID: no owner to assign CID \n",p->dev);
+                                               }
                                        } else if ( p->dtmf_caller_pos < AST_MAX_EXTENSION ) {
                                                if ( p->dtmf_caller_pos >= 0 )
                                                        p->callerid[p->dtmf_caller_pos] = e->data;