diff options
| -rw-r--r-- | ports/esp32/network_ppp.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/ports/esp32/network_ppp.c b/ports/esp32/network_ppp.c index d5f6715ea..0d8046c97 100644 --- a/ports/esp32/network_ppp.c +++ b/ports/esp32/network_ppp.c @@ -108,9 +108,10 @@ static void pppos_client_task(void *self_in) { ppp_if_obj_t *self = (ppp_if_obj_t *)self_in; uint8_t buf[256]; - while (ulTaskNotifyTake(pdTRUE, 0) == 0) { + int len = 0; + while (ulTaskNotifyTake(pdTRUE, len <= 0) == 0) { int err; - int len = mp_stream_rw(self->stream, buf, sizeof(buf), &err, 0); + len = mp_stream_rw(self->stream, buf, sizeof(buf), &err, 0); if (len > 0) { pppos_input_tcpip(self->pcb, (u8_t *)buf, len); } |