Change a very strange code in m_demote() to simple assertion.
Sponsored by: Nginx, Inc.
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a7c7f2a7e2
commit
7ee2d05890
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=271122
@ -393,17 +393,13 @@ m_demote(struct mbuf *m0, int all)
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struct mbuf *m;
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for (m = all ? m0 : m0->m_next; m != NULL; m = m->m_next) {
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KASSERT(m->m_nextpkt == NULL, ("%s: m_nextpkt in m %p, m0 %p",
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__func__, m, m0));
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if (m->m_flags & M_PKTHDR) {
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m_tag_delete_chain(m, NULL);
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m->m_flags &= ~M_PKTHDR;
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bzero(&m->m_pkthdr, sizeof(struct pkthdr));
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}
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if (m != m0 && m->m_nextpkt != NULL) {
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KASSERT(m->m_nextpkt == NULL,
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("%s: m_nextpkt not NULL", __func__));
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m_freem(m->m_nextpkt);
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m->m_nextpkt = NULL;
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}
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m->m_flags = m->m_flags & (M_EXT|M_RDONLY|M_NOFREE);
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}
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}
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