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Diffstat (limited to 'net/dccp/diag.c')
-rw-r--r--net/dccp/diag.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/net/dccp/diag.c b/net/dccp/diag.c
index d8a3509b26f6..b21f261da75e 100644
--- a/net/dccp/diag.c
+++ b/net/dccp/diag.c
@@ -29,11 +29,14 @@ static void dccp_get_info(struct sock *sk, struct tcp_info *info)
info->tcpi_backoff = icsk->icsk_backoff;
info->tcpi_pmtu = icsk->icsk_pmtu_cookie;
- if (dccp_msk(sk)->dccpms_send_ack_vector)
+ if (dp->dccps_hc_rx_ackvec != NULL)
info->tcpi_options |= TCPI_OPT_SACK;
- ccid_hc_rx_get_info(dp->dccps_hc_rx_ccid, sk, info);
- ccid_hc_tx_get_info(dp->dccps_hc_tx_ccid, sk, info);
+ if (dp->dccps_hc_rx_ccid != NULL)
+ ccid_hc_rx_get_info(dp->dccps_hc_rx_ccid, sk, info);
+
+ if (dp->dccps_hc_tx_ccid != NULL)
+ ccid_hc_tx_get_info(dp->dccps_hc_tx_ccid, sk, info);
}
static void dccp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
@@ -45,7 +48,7 @@ static void dccp_diag_get_info(struct sock *sk, struct inet_diag_msg *r,
dccp_get_info(sk, _info);
}
-static struct inet_diag_handler dccp_diag_handler = {
+static const struct inet_diag_handler dccp_diag_handler = {
.idiag_hashinfo = &dccp_hashinfo,
.idiag_get_info = dccp_diag_get_info,
.idiag_type = DCCPDIAG_GETSOCK,