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poll_wasip1: ignore entries with no events requested #630

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poll_wasip1: ignore entries with no events requested #630

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3 changes: 2 additions & 1 deletion libc-bottom-half/cloudlibc/src/libc/poll/poll.c
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Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,8 @@ static int poll_wasip1(struct pollfd *fds, size_t nfds, int timeout) {
// As entries are decomposed into separate read/write subscriptions,
// we cannot detect POLLERR, POLLHUP and POLLNVAL if POLLRDNORM and
// POLLWRNORM are not specified. Disallow this for now.
if (!created_events) {
// Ignore fd entries that have no events requested.
if (!created_events && pollfd->events != 0) {
errno = ENOSYS;
return -1;
}
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