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-rw-r--r--sys/netinet/ip_divert.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/netinet/ip_divert.c b/sys/netinet/ip_divert.c
index 70d3fbd1f230..c3f9c43b8f70 100644
--- a/sys/netinet/ip_divert.c
+++ b/sys/netinet/ip_divert.c
@@ -212,11 +212,17 @@ divert_packet(struct mbuf *m, bool incoming)
/* Delayed checksums are currently not compatible with divert. */
if (m->m_pkthdr.csum_flags & CSUM_DELAY_DATA) {
+ m = mb_unmapped_to_ext(m);
+ if (m == NULL)
+ return;
in_delayed_cksum(m);
m->m_pkthdr.csum_flags &= ~CSUM_DELAY_DATA;
}
#if defined(SCTP) || defined(SCTP_SUPPORT)
if (m->m_pkthdr.csum_flags & CSUM_SCTP) {
+ m = mb_unmapped_to_ext(m);
+ if (m == NULL)
+ return;
sctp_delayed_cksum(m, (uint32_t)(ip->ip_hl << 2));
m->m_pkthdr.csum_flags &= ~CSUM_SCTP;
}