| if_vx.c (104259) | if_vx.c (104363) |
|---|---|
| 1/* 2 * Copyright (c) 1994 Herb Peyerl <hpeyerl@novatel.ca> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 13 unchanged lines hidden (view full) --- 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 * | 1/* 2 * Copyright (c) 1994 Herb Peyerl <hpeyerl@novatel.ca> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 13 unchanged lines hidden (view full) --- 22 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 23 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 24 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 29 * |
| 30 * $FreeBSD: head/sys/dev/vx/if_vx.c 104259 2002-10-01 00:59:40Z brooks $ | 30 * $FreeBSD: head/sys/dev/vx/if_vx.c 104363 2002-10-02 09:09:25Z phk $ |
| 31 * 32 */ 33 34/* 35 * Created from if_ep.c driver by Fred Gray (fgray@rice.edu) to support 36 * the 3c590 family. 37 */ 38 --- 360 unchanged lines hidden (view full) --- 399 400startagain: 401 /* Sneak a peek at the next packet */ 402 m = ifp->if_snd.ifq_head; 403 if (m == NULL) { 404 return; 405 } 406 /* We need to use m->m_pkthdr.len, so require the header */ | 31 * 32 */ 33 34/* 35 * Created from if_ep.c driver by Fred Gray (fgray@rice.edu) to support 36 * the 3c590 family. 37 */ 38 --- 360 unchanged lines hidden (view full) --- 399 400startagain: 401 /* Sneak a peek at the next packet */ 402 m = ifp->if_snd.ifq_head; 403 if (m == NULL) { 404 return; 405 } 406 /* We need to use m->m_pkthdr.len, so require the header */ |
| 407 if ((m->m_flags & M_PKTHDR) == 0) | 407 if ((m->m_flags & M_PKTHDR) == 0) |
| 408 panic("vxstart: no header mbuf"); | 408 panic("vxstart: no header mbuf"); |
| 409 len = m->m_pkthdr.len; | 409 len = m->m_pkthdr.len; |
| 410 | 410 |
| 411 pad = (4 - len) & 3; | 411 pad = (4 - len) & 3; |
| 412 413 /* 414 * The 3c509 automatically pads short packets to minimum ethernet length, 415 * but we drop packets that are too large. Perhaps we should truncate 416 * them instead? 417 */ 418 if (len + pad > ETHER_MAX_LEN) { 419 /* packet is obviously too large: toss it */ --- 617 unchanged lines hidden --- | 412 413 /* 414 * The 3c509 automatically pads short packets to minimum ethernet length, 415 * but we drop packets that are too large. Perhaps we should truncate 416 * them instead? 417 */ 418 if (len + pad > ETHER_MAX_LEN) { 419 /* packet is obviously too large: toss it */ --- 617 unchanged lines hidden --- |