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-rw-r--r--net/dccp/options.c16
1 files changed, 2 insertions, 14 deletions
diff --git a/net/dccp/options.c b/net/dccp/options.c
index 2c444c199725..debb1008c7ad 100644
--- a/net/dccp/options.c
+++ b/net/dccp/options.c
@@ -134,26 +134,14 @@ int dccp_parse_options(struct sock *sk, struct dccp_request_sock *dreq,
dccp_pr_debug("%s opt: NDP count=%llu\n", dccp_role(sk),
(unsigned long long)opt_recv->dccpor_ndp);
break;
- case DCCPO_CHANGE_L:
- case DCCPO_CHANGE_R:
- if (pkt_type == DCCP_PKT_DATA)
+ case DCCPO_CHANGE_L ... DCCPO_CONFIRM_R:
+ if (pkt_type == DCCP_PKT_DATA) /* RFC 4340, 6 */
break;
rc = dccp_feat_parse_options(sk, dreq, mandatory, opt,
*value, value + 1, len - 1);
if (rc)
goto out_featneg_failed;
break;
- case DCCPO_CONFIRM_L:
- /* fall through */
- case DCCPO_CONFIRM_R:
- if (pkt_type == DCCP_PKT_DATA)
- break;
- if (len < 2) /* FIXME this disallows empty confirm */
- goto out_invalid_option;
- if (dccp_feat_confirm_recv(sk, opt, *value,
- value + 1, len - 1))
- goto out_invalid_option;
- break;
case DCCPO_ACK_VECTOR_0:
case DCCPO_ACK_VECTOR_1:
if (dccp_packet_without_ack(skb)) /* RFC 4340, 11.4 */