diff options
-rw-r--r-- | channels/pjsip/dialplan_functions.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/channels/pjsip/dialplan_functions.c b/channels/pjsip/dialplan_functions.c index 719a0747c..652a6b7f3 100644 --- a/channels/pjsip/dialplan_functions.c +++ b/channels/pjsip/dialplan_functions.c @@ -737,17 +737,27 @@ static int read_pjsip(void *data) struct pjsip_func_args *func_args = data; if (!strcmp(func_args->param, "rtp")) { + if (!func_args->session->channel) { + func_args->ret = -1; + return 0; + } func_args->ret = channel_read_rtp(func_args->session->channel, func_args->type, func_args->field, func_args->buf, func_args->len); } else if (!strcmp(func_args->param, "rtcp")) { + if (!func_args->session->channel) { + func_args->ret = -1; + return 0; + } func_args->ret = channel_read_rtcp(func_args->session->channel, func_args->type, func_args->field, func_args->buf, func_args->len); } else if (!strcmp(func_args->param, "endpoint")) { if (!func_args->session->endpoint) { - ast_log(AST_LOG_WARNING, "Channel %s has no endpoint!\n", ast_channel_name(func_args->session->channel)); - return -1; + ast_log(AST_LOG_WARNING, "Channel %s has no endpoint!\n", func_args->session->channel ? + ast_channel_name(func_args->session->channel) : "<unknown>"); + func_args->ret = -1; + return 0; } snprintf(func_args->buf, func_args->len, "%s", ast_sorcery_object_get_id(func_args->session->endpoint)); } else if (!strcmp(func_args->param, "contact")) { @@ -761,6 +771,10 @@ static int read_pjsip(void *data) } snprintf(func_args->buf, func_args->len, "%s", ast_sorcery_object_get_id(func_args->session->aor)); } else if (!strcmp(func_args->param, "pjsip")) { + if (!func_args->session->channel) { + func_args->ret = -1; + return 0; + } func_args->ret = channel_read_pjsip(func_args->session->channel, func_args->type, func_args->field, func_args->buf, func_args->len); |