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Diffstat (limited to 'extmod/network_ppp_lwip.c')
-rw-r--r--extmod/network_ppp_lwip.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/extmod/network_ppp_lwip.c b/extmod/network_ppp_lwip.c
index 15e3ba029..d7a1cf5e0 100644
--- a/extmod/network_ppp_lwip.c
+++ b/extmod/network_ppp_lwip.c
@@ -146,7 +146,7 @@ static mp_obj_t network_ppp_poll(size_t n_args, const mp_obj_t *args) {
mp_int_t total_len = 0;
mp_obj_t stream;
- while ((stream = self->stream) != mp_const_none) {
+ while (self->state >= STATE_ACTIVE && (stream = self->stream) != mp_const_none) {
uint8_t buf[256];
int err;
mp_uint_t len = mp_stream_rw(stream, buf, sizeof(buf), &err, 0);