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-rw-r--r--sys/netinet/ip_input.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/sys/netinet/ip_input.c b/sys/netinet/ip_input.c
index 0963a0a..f0f4a20 100644
--- a/sys/netinet/ip_input.c
+++ b/sys/netinet/ip_input.c
@@ -44,6 +44,7 @@
#include "opt_ipstealth.h"
#include "opt_ipsec.h"
#include "opt_pfil_hooks.h"
+#include "opt_random_ip_id.h"
#include <sys/param.h>
#include <sys/systm.h>
@@ -249,7 +250,9 @@ ip_init()
maxnipq = nmbclusters/4;
+#ifndef RANDOM_IP_ID
ip_id = time_second & 0xffff;
+#endif
ipintrq.ifq_maxlen = ipqmaxlen;
mtx_init(&ipintrq.ifq_mtx, "ip_inq", MTX_DEF);
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