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-rw-r--r--net/rds/recv.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/rds/recv.c b/net/rds/recv.c
index b58f50571782..fed53a6c2890 100644
--- a/net/rds/recv.c
+++ b/net/rds/recv.c
@@ -226,6 +226,10 @@ void rds_recv_incoming(struct rds_connection *conn, __be32 saddr, __be32 daddr,
cp->cp_next_rx_seq = be64_to_cpu(inc->i_hdr.h_sequence) + 1;
if (rds_sysctl_ping_enable && inc->i_hdr.h_dport == 0) {
+ if (inc->i_hdr.h_sport == 0) {
+ rdsdebug("ignore ping with 0 sport from 0x%x\n", saddr);
+ goto out;
+ }
rds_stats_inc(s_recv_ping);
rds_send_pong(cp, inc->i_hdr.h_sport);
goto out;
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