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-rw-r--r--sys/netinet/udp_usrreq.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/netinet/udp_usrreq.c b/sys/netinet/udp_usrreq.c
index 1679699..04a4434 100644
--- a/sys/netinet/udp_usrreq.c
+++ b/sys/netinet/udp_usrreq.c
@@ -243,6 +243,8 @@ udp_input(struct mbuf *m, int off)
*/
if (!blackhole)
save_ip = *ip;
+ else
+ memset(&save_ip, 0, sizeof(save_ip));
/*
* Checksum extended UDP header and data.
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