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-rw-r--r--include/linux/in.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/in.h b/include/linux/in.h
index fb88c66d748..ba355384016 100644
--- a/include/linux/in.h
+++ b/include/linux/in.h
@@ -32,6 +32,7 @@ enum {
IPPROTO_PUP = 12, /* PUP protocol */
IPPROTO_UDP = 17, /* User Datagram Protocol */
IPPROTO_IDP = 22, /* XNS IDP protocol */
+ IPPROTO_DCCP = 33, /* Datagram Congestion Control Protocol */
IPPROTO_RSVP = 46, /* RSVP protocol */
IPPROTO_GRE = 47, /* Cisco GRE tunnels (rfc 1701,1702) */