1 files changed, 1 insertions, 0 deletions

diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c
index dae25e7622cf..3e8e78f12a38 100644
--- a/net/ipv4/proc.c
+++ b/net/ipv4/proc.c
@@ -261,6 +261,7 @@ static const struct snmp_mib snmp4_net_list[] = {
         SNMP_MIB_ITEM("TCPOFOQueue", LINUX_MIB_TCPOFOQUEUE),
         SNMP_MIB_ITEM("TCPOFODrop", LINUX_MIB_TCPOFODROP),
         SNMP_MIB_ITEM("TCPOFOMerge", LINUX_MIB_TCPOFOMERGE),
+        SNMP_MIB_ITEM("TCPChallengeACK", LINUX_MIB_TCPCHALLENGEACK),
         SNMP_MIB_SENTINEL
 };