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Get wlread() closer to working. Use m->m_len as the initial value for

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bytes_in_mbuf rather than MCLBYTES. Add the ethertnet header to the
front of the mbuf. Adjust bytes_in_mbuf inside the loop that reads
the packet out of the card.
This commit is contained in:
jhay 2003-04-17 17:51:24 +00:00
parent d0e23a2bfc
commit 6291491e7c
1 changed files with 9 additions and 1 deletions
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10
sys/dev/wl/if_wl.c
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@ -1119,7 +1119,14 @@ wlread(struct wl_softc *sc, u_short fd_p)
*/
mlen = 0;
mb_p = mtod(m, u_char *);
bytes_in_mbuf = MCLBYTES;
bytes_in_mbuf = m->m_len;
/* Put the ethernet header inside the mbuf. */
bcopy(&fd.destination[0], mb_p, 14);
mb_p += 14;
mlen += 14;
bytes_in_mbuf -= 14;
bytes = min(bytes_in_mbuf, bytes_in_msg);
for (;;) {
if (bytes & 1) {
@ -1144,6 +1151,7 @@ wlread(struct wl_softc *sc, u_short fd_p)
return 0;
}
mb_p += bytes;
bytes_in_mbuf -= bytes;
bytes_in_msg -= bytes;
if (bytes_in_msg == 0) {
if (rbd.status & RBD_SW_EOF || rbd.next_rbd_offset == I82586NULL) {