diff options
Diffstat (limited to 'sys/kern/uipc_mbuf.c')
| -rw-r--r-- | sys/kern/uipc_mbuf.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/sys/kern/uipc_mbuf.c b/sys/kern/uipc_mbuf.c index 469cee8874b..e10eacee3f8 100644 --- a/sys/kern/uipc_mbuf.c +++ b/sys/kern/uipc_mbuf.c @@ -1,4 +1,4 @@ -/* $OpenBSD: uipc_mbuf.c,v 1.52 2002/02/05 21:47:59 angelos Exp $ */ +/* $OpenBSD: uipc_mbuf.c,v 1.53 2002/02/05 21:59:18 angelos Exp $ */ /* $NetBSD: uipc_mbuf.c,v 1.15.4.1 1996/06/13 17:11:44 cgd Exp $ */ /* @@ -901,9 +901,12 @@ m_zero(m) struct mbuf *m; { while (m) { +#ifdef DIAGNOSTIC + if (M_READONLY(m)) + panic("m_zero: M_READONLY"); +#endif /* DIAGNOSTIC */ if ((m->m_flags & M_EXT) && - (m->m_ext.ext_free == NULL) && - !MCLISREFERENCED(m)) + (m->m_ext.ext_free == NULL)) memset(m->m_ext.ext_buf, 0, m->m_ext.ext_size); else { if (m->m_flags & M_PKTHDR) |