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In re_newbuf(): 

- adjust m_data and m_len directly rather than calling m_adj(9)
- more cosmetics
This commit is contained in:
tsutsui 2006-10-20 17:11:36 +00:00
parent 2cc86b486f
commit f236f53515
1 changed files with 8 additions and 8 deletions
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16
sys/dev/ic/rtl8169.c
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@ -1,4 +1,4 @@
/* $NetBSD: rtl8169.c,v 1.41 2006/10/20 16:46:47 tsutsui Exp $ */
/* $NetBSD: rtl8169.c,v 1.42 2006/10/20 17:11:36 tsutsui Exp $ */
/*
* Copyright (c) 1997, 1998-2003
@ -1021,13 +1021,13 @@ re_newbuf(struct rtk_softc *sc, int idx, struct mbuf *m)
MGETHDR(n, M_DONTWAIT, MT_DATA);
if (n == NULL)
return ENOBUFS;
m = n;
MCLGET(m, M_DONTWAIT);
if ((m->m_flags & M_EXT) == 0) {
m_freem(m);
MCLGET(n, M_DONTWAIT);
if ((n->m_flags & M_EXT) == 0) {
m_freem(n);
return ENOBUFS;
}
m = n;
} else
m->m_data = m->m_ext.ext_buf;
@ -1036,8 +1036,8 @@ re_newbuf(struct rtk_softc *sc, int idx, struct mbuf *m)
* alignment so that the frame payload is
* longword aligned.
*/
m->m_len = m->m_pkthdr.len = MCLBYTES;
m_adj(m, RTK_ETHER_ALIGN);
m->m_len = m->m_pkthdr.len = MCLBYTES - RTK_ETHER_ALIGN;
m->m_data += RTK_ETHER_ALIGN;
map = sc->rtk_ldata.rtk_rx_dmamap[idx];
error = bus_dmamap_load_mbuf(sc->sc_dmat, map, m,
@ -1071,7 +1071,7 @@ re_newbuf(struct rtk_softc *sc, int idx, struct mbuf *m)
sc->rtk_ldata.rtk_rx_mbuf[idx] = m;
return 0;
out:
out:
if (n != NULL)
m_freem(n);
return ENOMEM;