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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-10-04 14:10:10 +0200 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-10-04 14:12:56 +0200 |
| commit | f9d4e1d8c1eb918802e0a6ceef252e2f76a2bd01 (patch) | |
| tree | b1ca3fe16afb4ad8b83574968c0f440b55a1f8db /freebsd | |
| parent | Fix typo (RTEMS_BSD_MODULE_NET80211) (diff) | |
| download | rtems-libbsd-f9d4e1d8c1eb918802e0a6ceef252e2f76a2bd01.tar.bz2 | |
rtwn: Align mbuf to avoid realignment in rx path
See ieee80211_realign().
Diffstat (limited to 'freebsd')
| -rw-r--r-- | freebsd/sys/dev/rtwn/usb/rtwn_usb_rx.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/freebsd/sys/dev/rtwn/usb/rtwn_usb_rx.c b/freebsd/sys/dev/rtwn/usb/rtwn_usb_rx.c index 9de8fca4..4870c41f 100644 --- a/freebsd/sys/dev/rtwn/usb/rtwn_usb_rx.c +++ b/freebsd/sys/dev/rtwn/usb/rtwn_usb_rx.c @@ -128,7 +128,11 @@ rtwn_rx_copy_to_mbuf(struct rtwn_softc *sc, struct rtwn_rx_stat_common *stat, if (rtwn_rx_check_pre_alloc(sc, stat) != 0) goto fail; +#ifndef __rtems__ m = m_get2(totlen, M_NOWAIT, MT_DATA, M_PKTHDR); +#else /* __rtems__ */ + m = m_get2(totlen + ETHER_ALIGN, M_NOWAIT, MT_DATA, M_PKTHDR); +#endif /* __rtems__ */ if (__predict_false(m == NULL)) { device_printf(sc->sc_dev, "%s: could not allocate RX mbuf\n", __func__); @@ -136,6 +140,9 @@ rtwn_rx_copy_to_mbuf(struct rtwn_softc *sc, struct rtwn_rx_stat_common *stat, } /* Finalize mbuf. */ +#ifdef __rtems__ + m->m_data += ETHER_ALIGN; +#endif /* __rtems__ */ memcpy(mtod(m, uint8_t *), (uint8_t *)stat, totlen); m->m_pkthdr.len = m->m_len = totlen; |