diff options
| author | Mike Belopuhov <mikeb@cvs.openbsd.org> | 2016-01-20 10:04:33 +0000 |
|---|---|---|
| committer | Mike Belopuhov <mikeb@cvs.openbsd.org> | 2016-01-20 10:04:33 +0000 |
| commit | 9732d004dd37617112977d1c58356900866f1f89 (patch) | |
| tree | d8d8b6ac44cc730a5c972a6097e3d89be2623112 /sys/dev | |
| parent | 20b59cc3db7d50395bc9677a300e26f77c1fd062 (diff) | |
Don't bump output errors when when tx ring is full
Reported by Jonathon Sisson <openbsd at j3z ! org>, thanks!
Diffstat (limited to 'sys/dev')
| -rw-r--r-- | sys/dev/pv/if_xnf.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/sys/dev/pv/if_xnf.c b/sys/dev/pv/if_xnf.c index 61a3fb1c810..8c2832441db 100644 --- a/sys/dev/pv/if_xnf.c +++ b/sys/dev/pv/if_xnf.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_xnf.c,v 1.8 2016/01/19 17:16:19 mikeb Exp $ */ +/* $OpenBSD: if_xnf.c,v 1.9 2016/01/20 10:04:32 mikeb Exp $ */ /* * Copyright (c) 2015, 2016 Mike Belopuhov @@ -492,10 +492,8 @@ xnf_encap(struct xnf_softc *sc, struct mbuf *m, uint32_t *prod) bus_dmamap_t dmap; int error, i, n = 0; - if ((XNF_TX_DESC - (*prod - sc->sc_tx_cons)) < XNF_TX_FRAG) { - error = ENOENT; - goto errout; - } + if ((XNF_TX_DESC - (*prod - sc->sc_tx_cons)) < XNF_TX_FRAG) + return (ENOENT); i = *prod & (XNF_TX_DESC - 1); dmap = sc->sc_tx_dmap[i]; |