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,