diff options
| author | David Gwynne <dlg@cvs.openbsd.org> | 2020-01-30 21:18:00 +0000 |
|---|---|---|
| committer | David Gwynne <dlg@cvs.openbsd.org> | 2020-01-30 21:18:00 +0000 |
| commit | 7952153695b9ff811fb07a80627e6a3bba1cd339 (patch) | |
| tree | 29c2bf7f9c1defd451b3d19e0db7eefb4c163665 /sys/net/if_tun.c | |
| parent | 994e02e31ce9206fc2de2429d47acdcb9d27369f (diff) | |
device poll handlers should return POLL flags, not errnos.
this restores restores returning POLLERR when the device is gone.
ENXIO doesn't make much sense as part of a pollfd revents field.
Diffstat (limited to 'sys/net/if_tun.c')
| -rw-r--r-- | sys/net/if_tun.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sys/net/if_tun.c b/sys/net/if_tun.c index 7497db8cfea..aca4b98e063 100644 --- a/sys/net/if_tun.c +++ b/sys/net/if_tun.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_tun.c,v 1.215 2020/01/28 16:26:09 visa Exp $ */ +/* $OpenBSD: if_tun.c,v 1.216 2020/01/30 21:17:59 dlg Exp $ */ /* $NetBSD: if_tun.c,v 1.24 1996/05/07 02:40:48 thorpej Exp $ */ /* @@ -941,7 +941,7 @@ tun_dev_poll(dev_t dev, int events, struct proc *p) sc = tun_get(dev); if (sc == NULL) - return (ENXIO); + return (POLLERR); ifp = &sc->sc_if; revents = 0; |