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extmod/modlwip: Make socket poll return POLLNVAL in case of bad file.

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This commit is contained in:
Damien George
2019-10-16 17:24:40 +11:00
parent d3c383de79
commit feaa251674
2 changed files with 8 additions and 0 deletions
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extmod/modlwip.c
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@@ -1477,6 +1477,8 @@ STATIC mp_uint_t lwip_socket_ioctl(mp_obj_t self_in, mp_uint_t request, uintptr_
} else if (socket->state == ERR_RST) {
// Socket was reset by peer, a write will return an error
ret |= flags & (MP_STREAM_POLL_WR | MP_STREAM_POLL_HUP);
} else if (socket->state == _ERR_BADF) {
ret |= MP_STREAM_POLL_NVAL;
} else if (socket->state < 0) {
// Socket in some other error state, use catch-all ERR flag
// TODO: may need to set other return flags here