diff options
| -rw-r--r-- | channels/chan_sip.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/channels/chan_sip.c b/channels/chan_sip.c index c04182732..4bae39da0 100644 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -30555,6 +30555,14 @@ static struct ast_channel *sip_request_call(const char *type, struct ast_format_ } } + /* If stripping the DNID left us with nothing, bail out */ + if (ast_strlen_zero(tmp)) { + dialog_unlink_all(p); + dialog_unref(p, "unref dialog p from bad destination"); + *cause = AST_CAUSE_DESTINATION_OUT_OF_ORDER; + return NULL; + } + /* Divvy up the items separated by slashes */ AST_NONSTANDARD_APP_ARGS(args, tmp, '/'); |