diff options
Diffstat (limited to 'sys/kern/subr_mbuf.c')
| -rw-r--r-- | sys/kern/subr_mbuf.c | 34 |
1 files changed, 2 insertions, 32 deletions
diff --git a/sys/kern/subr_mbuf.c b/sys/kern/subr_mbuf.c index 5d624f6..8736526 100644 --- a/sys/kern/subr_mbuf.c +++ b/sys/kern/subr_mbuf.c @@ -1422,39 +1422,9 @@ m_free(struct mbuf *mb) void m_freem(struct mbuf *mb) { - struct mbuf *m; - int cchnum; - short persist; - while (mb != NULL) { -#ifdef INVARIANTS - if (mb->m_flags & M_FREELIST) - panic("m_freem detected a mbuf double-free"); - mb->m_flags |= M_FREELIST; -#endif - if ((mb->m_flags & M_PKTHDR) != 0) - m_tag_delete_chain(mb, NULL); - persist = 0; - m = mb; - mb = mb->m_next; - if ((m->m_flags & M_EXT) != 0) { - MEXT_REM_REF(m); - if (atomic_cmpset_int(m->m_ext.ref_cnt, 0, 1)) { - if (m->m_ext.ext_type == EXT_CLUSTER) { - mb_free(&mb_list_clust, - (caddr_t)m->m_ext.ext_buf, - MT_NOTMBUF, MBP_PERSIST, &cchnum); - persist = MBP_PERSISTENT; - } else { - (*(m->m_ext.ext_free))(m->m_ext.ext_buf, - m->m_ext.ext_args); - _mext_dealloc_ref(m); - persist = 0; - } - } - } - mb_free(&mb_list_mbuf, m, m->m_type, persist, &cchnum); - } + while (mb != NULL) + mb = m_free(mb); } /* |
