| if_sbni.c (106937) | if_sbni.c (109623) |
|---|---|
| 1/* 2 * Copyright (c) 1997-2001 Granch, Ltd. All rights reserved. 3 * Author: Denis I.Timofeev <timofeev@granch.ru> 4 * 5 * Redistributon 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 --- 10 unchanged lines hidden (view full) --- 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * | 1/* 2 * Copyright (c) 1997-2001 Granch, Ltd. All rights reserved. 3 * Author: Denis I.Timofeev <timofeev@granch.ru> 4 * 5 * Redistributon 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 --- 10 unchanged lines hidden (view full) --- 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 * |
| 27 * $FreeBSD: head/sys/dev/sbni/if_sbni.c 106937 2002-11-14 23:54:55Z sam $ | 27 * $FreeBSD: head/sys/dev/sbni/if_sbni.c 109623 2003-01-21 08:56:16Z alfred $ |
| 28 */ 29 30/* 31 * Device driver for Granch SBNI12 leased line adapters 32 * 33 * Revision 2.0.0 1997/08/06 34 * Initial revision by Alexey Zverev 35 * --- 773 unchanged lines hidden (view full) --- 809} 810 811 812static int 813get_rx_buf(struct sbni_softc *sc) 814{ 815 struct mbuf *m; 816 | 28 */ 29 30/* 31 * Device driver for Granch SBNI12 leased line adapters 32 * 33 * Revision 2.0.0 1997/08/06 34 * Initial revision by Alexey Zverev 35 * --- 773 unchanged lines hidden (view full) --- 809} 810 811 812static int 813get_rx_buf(struct sbni_softc *sc) 814{ 815 struct mbuf *m; 816 |
| 817 MGETHDR(m, M_DONTWAIT, MT_DATA); | 817 MGETHDR(m, M_NOWAIT, MT_DATA); |
| 818 if (m == NULL) { 819 if_printf(&sc->arpcom.ac_if, "cannot allocate header mbuf\n"); 820 return (0); 821 } 822 823 /* 824 * We always put the received packet in a single buffer - 825 * either with just an mbuf header or in a cluster attached 826 * to the header. The +2 is to compensate for the alignment 827 * fixup below. 828 */ 829 if (ETHER_MAX_LEN + 2 > MHLEN) { 830 /* Attach an mbuf cluster */ | 818 if (m == NULL) { 819 if_printf(&sc->arpcom.ac_if, "cannot allocate header mbuf\n"); 820 return (0); 821 } 822 823 /* 824 * We always put the received packet in a single buffer - 825 * either with just an mbuf header or in a cluster attached 826 * to the header. The +2 is to compensate for the alignment 827 * fixup below. 828 */ 829 if (ETHER_MAX_LEN + 2 > MHLEN) { 830 /* Attach an mbuf cluster */ |
| 831 MCLGET(m, M_DONTWAIT); | 831 MCLGET(m, M_NOWAIT); |
| 832 if ((m->m_flags & M_EXT) == 0) { 833 m_freem(m); 834 return (0); 835 } 836 } 837 m->m_pkthdr.len = m->m_len = ETHER_MAX_LEN + 2; 838 839 /* --- 473 unchanged lines hidden --- | 832 if ((m->m_flags & M_EXT) == 0) { 833 m_freem(m); 834 return (0); 835 } 836 } 837 m->m_pkthdr.len = m->m_len = ETHER_MAX_LEN + 2; 838 839 /* --- 473 unchanged lines hidden --- |