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Always use m_pkthdr.len on output. Panic if M_PKTHDR is not set.

This commit is contained in:
mycroft 1995-07-23 16:32:33 +00:00
parent 90d6423bcb
commit 465cfd15f0
6 changed files with 28 additions and 6 deletions
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4
sys/dev/ic/mb86960.c
View File

@ -2175,6 +2175,10 @@ fe_write_mbufs(sc, m)
}
#endif
/* We need to use m->m_pkthdr.len, so require the header */
if ((m->m_flags & M_PKTHDR) == 0)
panic("fe_write_mbufs: no header mbuf");
#if FE_DEBUG >= 2
/* First, count up the total number of bytes to copy. */
for (totlen = 0, mp = m; mp != 0; mp = mp->m_next)

4
sys/dev/ic/mb86960var.h
View File

@ -2175,6 +2175,10 @@ fe_write_mbufs(sc, m)
}
#endif
/* We need to use m->m_pkthdr.len, so require the header */
if ((m->m_flags & M_PKTHDR) == 0)
panic("fe_write_mbufs: no header mbuf");
#if FE_DEBUG >= 2
/* First, count up the total number of bytes to copy. */
for (totlen = 0, mp = m; mp != 0; mp = mp->m_next)

4
sys/dev/isa/if_ate.c
View File

@ -2175,6 +2175,10 @@ fe_write_mbufs(sc, m)
}
#endif
/* We need to use m->m_pkthdr.len, so require the header */
if ((m->m_flags & M_PKTHDR) == 0)
panic("fe_write_mbufs: no header mbuf");
#if FE_DEBUG >= 2
/* First, count up the total number of bytes to copy. */
for (totlen = 0, mp = m; mp != 0; mp = mp->m_next)

14
sys/dev/isa/if_ed.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: if_ed.c,v 1.77 1995/06/28 04:31:37 cgd Exp $ */
/* $NetBSD: if_ed.c,v 1.78 1995/07/23 16:32:33 mycroft Exp $ */
/*
* Device driver for National Semiconductor DS8390/WD83C690 based ethernet
@ -1380,6 +1380,10 @@ outloop:
return;
}
/* We need to use m->m_pkthdr.len, so require the header */
if ((m->m_flags & M_PKTHDR) == 0)
panic("ed_start: no header mbuf");
/* Copy the mbuf chain into the transmit buffer. */
m0 = m;
@ -1414,11 +1418,11 @@ outloop:
break;
}
for (len = 0; m; m = m->m_next) {
for (; m; m = m->m_next) {
bcopy(mtod(m, caddr_t), buffer, m->m_len);
buffer += m->m_len;
len += m->m_len;
}
len = m->m_pkthdr.len;
/* Restore previous shared memory access. */
switch (sc->vendor) {
@ -2051,9 +2055,7 @@ ed_pio_write_mbufs(sc, m, dst)
struct mbuf *mp;
int maxwait = 100; /* about 120us */
/* First, count up the total number of bytes to copy. */
for (len = 0, mp = m; mp; mp = mp->m_next)
len += mp->m_len;
len = m->m_pkthdr.len;
/* Select page 0 registers. */
NIC_PUT(sc, ED_P0_CR, ED_CR_RD2 | ED_CR_PAGE_0 | ED_CR_STA);

4
sys/dev/isa/if_fe.c
View File

@ -2175,6 +2175,10 @@ fe_write_mbufs(sc, m)
}
#endif
/* We need to use m->m_pkthdr.len, so require the header */
if ((m->m_flags & M_PKTHDR) == 0)
panic("fe_write_mbufs: no header mbuf");
#if FE_DEBUG >= 2
/* First, count up the total number of bytes to copy. */
for (totlen = 0, mp = m; mp != 0; mp = mp->m_next)

4
sys/dev/isa/if_fmv.c
View File

@ -2175,6 +2175,10 @@ fe_write_mbufs(sc, m)
}
#endif
/* We need to use m->m_pkthdr.len, so require the header */
if ((m->m_flags & M_PKTHDR) == 0)
panic("fe_write_mbufs: no header mbuf");
#if FE_DEBUG >= 2
/* First, count up the total number of bytes to copy. */
for (totlen = 0, mp = m; mp != 0; mp = mp->m_next)