1 files changed, 14 insertions, 11 deletions

diff --git a/include/linux/dccp.h b/include/linux/dccp.h
index 0502dfa7f32c..696319ee2d5b 100644
--- a/include/linux/dccp.h
+++ b/include/linux/dccp.h
@@ -175,18 +175,21 @@ enum {
         DCCPC_CCID3 = 3,
 };
 
-/* DCCP features */
-enum {
-        DCCPF_RESERVED = 0,
-        DCCPF_CCID = 1,
-        DCCPF_SEQUENCE_WINDOW = 3,
-        DCCPF_ACK_RATIO = 5,
-        DCCPF_SEND_ACK_VECTOR = 6,
-        DCCPF_SEND_NDP_COUNT = 7,
+/* DCCP features (RFC 4340 section 6.4) */
+ enum {
+        DCCPF_RESERVED = 0,
+        DCCPF_CCID = 1,
+        DCCPF_SHORT_SEQNOS = 2,         /* XXX: not yet implemented */
+        DCCPF_SEQUENCE_WINDOW = 3,
+        DCCPF_ECN_INCAPABLE = 4,        /* XXX: not yet implemented */
+        DCCPF_ACK_RATIO = 5,
+        DCCPF_SEND_ACK_VECTOR = 6,
+        DCCPF_SEND_NDP_COUNT = 7,
         DCCPF_MIN_CSUM_COVER = 8,
-        /* 10-127 reserved */
-        DCCPF_MIN_CCID_SPECIFIC = 128,
-        DCCPF_MAX_CCID_SPECIFIC = 255,
+        DCCPF_DATA_CHECKSUM = 9,        /* XXX: not yet implemented */
+        /* 10-127 reserved */
+        DCCPF_MIN_CCID_SPECIFIC = 128,
+        DCCPF_MAX_CCID_SPECIFIC = 255,
 };
 
 /* this structure is argument to DCCP_SOCKOPT_CHANGE_X */