[src/trunk]: src/sys/dev/pci In the `copy small' path, make sure to align the...

[thorpej <thorpej%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/9eb0ae9d8be5
branches:  trunk
changeset: 511904:9eb0ae9d8be5
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Fri Jun 29 23:36:03 2001 +0000

description:
In the `copy small' path, make sure to align the payload.

diffstat:

 sys/dev/pci/if_ste.c |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (22 lines):

diff -r a4f5361ec6e9 -r 9eb0ae9d8be5 sys/dev/pci/if_ste.c
--- a/sys/dev/pci/if_ste.c      Fri Jun 29 23:33:02 2001 +0000
+++ b/sys/dev/pci/if_ste.c      Fri Jun 29 23:36:03 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_ste.c,v 1.1 2001/06/19 23:00:47 thorpej Exp $       */
+/*     $NetBSD: if_ste.c,v 1.2 2001/06/29 23:36:03 thorpej Exp $       */
 
 /*-
  * Copyright (c) 2001 The NetBSD Foundation, Inc.
@@ -1024,10 +1024,11 @@
                 * chain.  If this fails, we drop the packet and
                 * recycle the old buffer.
                 */
-               if (ste_copy_small != 0 && len <= MHLEN) {
+               if (ste_copy_small != 0 && len <= (MHLEN - 2)) {
                        MGETHDR(m, M_DONTWAIT, MT_DATA);
                        if (m == NULL)
                                goto dropit;
+                       m->m_data += 2;
                        memcpy(mtod(m, caddr_t),
                            mtod(ds->ds_mbuf, caddr_t), len);
                        STE_INIT_RXDESC(sc, i);