diff options
| -rw-r--r-- | sys/kern/uipc_mbuf.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sys/kern/uipc_mbuf.c b/sys/kern/uipc_mbuf.c index c94558f..670a4b6 100644 --- a/sys/kern/uipc_mbuf.c +++ b/sys/kern/uipc_mbuf.c @@ -116,13 +116,13 @@ m_dup_pkthdr(struct mbuf *to, struct mbuf *from, int how) KASSERT(to->m_flags & M_PKTHDR, ("m_dup_pkthdr: called on non-header")); KASSERT(SLIST_EMPTY(&to->m_pkthdr.tags), ("m_dup_pkthdr: to has tags")); #endif - KASSERT((to->m_flags & M_EXT) == 0, ("m_dup_pkthdr: to has cluster")); #ifdef MAC if (to->m_flags & M_PKTHDR) mac_destroy_mbuf(to); #endif - to->m_flags = from->m_flags & M_COPYFLAGS; - to->m_data = to->m_pktdat; + to->m_flags = (from->m_flags & M_COPYFLAGS) | (to->m_flags & M_EXT); + if ((to->m_flags & M_EXT) == 0) + to->m_data = to->m_pktdat; to->m_pkthdr = from->m_pkthdr; #ifdef MAC mac_init_mbuf(to, 1); /* XXXMAC no way to fail */ |
