diff options
| author | Stefan Fritsch <sf@cvs.openbsd.org> | 2015-04-24 12:53:36 +0000 |
|---|---|---|
| committer | Stefan Fritsch <sf@cvs.openbsd.org> | 2015-04-24 12:53:36 +0000 |
| commit | 2bff5ed03b848954b5a92af27142653cffcf02d0 (patch) | |
| tree | 737e7506c86ab225829721d78091aa978200b281 | |
| parent | 042de432415efe071cc06625809c1c7cafd154cb (diff) | |
vio: If enqueue fails, drop packet.
From brad@
| -rw-r--r-- | sys/dev/pci/if_vio.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/sys/dev/pci/if_vio.c b/sys/dev/pci/if_vio.c index 120b2607351..316e7429dce 100644 --- a/sys/dev/pci/if_vio.c +++ b/sys/dev/pci/if_vio.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_vio.c,v 1.27 2015/04/18 14:38:38 sf Exp $ */ +/* $OpenBSD: if_vio.c,v 1.28 2015/04/24 12:53:35 sf Exp $ */ /* * Copyright (c) 2012 Stefan Fritsch, Alexander Fiveg. @@ -740,13 +740,11 @@ again: panic("enqueue_prep for a tx buffer: %d", r); r = vio_encap(sc, slot, m); if (r != 0) { -#if VIRTIO_DEBUG - if (r != ENOBUFS) - printf("%s: error %d\n", __func__, r); -#endif virtio_enqueue_abort(vq, slot); - ifp->if_flags |= IFF_OACTIVE; - break; + IFQ_DEQUEUE(&ifp->if_snd, m); + m_freem(m); + ifp->if_oerrors++; + continue; } r = virtio_enqueue_reserve(vq, slot, sc->sc_tx_dmamaps[slot]->dm_nsegs + 1); |