From 7c5df8fa1921450d2210db9928f43cf4f414982c Mon Sep 17 00:00:00 2001 From: Andy Zhou Date: Mon, 6 Oct 2014 15:15:14 -0700 Subject: [PATCH] openvswitch: fix a compilation error when CONFIG_INET is not setW! Fix a openvswitch compilation error when CONFIG_INET is not set: ===================================================== In file included from include/net/geneve.h:4:0, from net/openvswitch/flow_netlink.c:45: include/net/udp_tunnel.h: In function 'udp_tunnel_handle_offloads': >> include/net/udp_tunnel.h:100:2: error: implicit declaration of function 'iptunnel_handle_offloads' [-Werror=implicit-function-declaration] >> return iptunnel_handle_offloads(skb, udp_csum, type); >> ^ >> >> include/net/udp_tunnel.h:100:2: warning: return makes pointer from integer without a cast >> >> cc1: some warnings being treated as errors ===================================================== Reported-by: kbuild test robot Signed-off-by: Andy Zhou Signed-off-by: David S. Miller --- drivers/net/Kconfig | 1 - include/net/geneve.h | 36 +++++++++++++++++++++--------------- net/ipv4/Kconfig | 29 +++++++++++++++-------------- 3 files changed, 36 insertions(+), 30 deletions(-) diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index c6f6f69f896..4706386b7d3 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -147,7 +147,6 @@ config MACVTAP config VXLAN tristate "Virtual eXtensible Local Area Network (VXLAN)" depends on INET - select NET_IP_TUNNEL select NET_UDP_TUNNEL ---help--- This allows one to create vxlan virtual interfaces that provide diff --git a/include/net/geneve.h b/include/net/geneve.h index ce98865318b..112132cf8e2 100644 --- a/include/net/geneve.h +++ b/include/net/geneve.h @@ -1,22 +1,10 @@ #ifndef __NET_GENEVE_H #define __NET_GENEVE_H 1 +#ifdef CONFIG_INET #include +#endif -struct geneve_sock; - -typedef void (geneve_rcv_t)(struct geneve_sock *gs, struct sk_buff *skb); - -struct geneve_sock { - struct hlist_node hlist; - geneve_rcv_t *rcv; - void *rcv_data; - struct work_struct del_work; - struct socket *sock; - struct rcu_head rcu; - atomic_t refcnt; - struct udp_offload udp_offloads; -}; /* Geneve Header: * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ @@ -74,6 +62,22 @@ struct genevehdr { struct geneve_opt options[]; }; +#ifdef CONFIG_INET +struct geneve_sock; + +typedef void (geneve_rcv_t)(struct geneve_sock *gs, struct sk_buff *skb); + +struct geneve_sock { + struct hlist_node hlist; + geneve_rcv_t *rcv; + void *rcv_data; + struct work_struct del_work; + struct socket *sock; + struct rcu_head rcu; + atomic_t refcnt; + struct udp_offload udp_offloads; +}; + #define GENEVE_VER 0 #define GENEVE_BASE_HLEN (sizeof(struct udphdr) + sizeof(struct genevehdr)) @@ -88,4 +92,6 @@ int geneve_xmit_skb(struct geneve_sock *gs, struct rtable *rt, __u8 ttl, __be16 df, __be16 src_port, __be16 dst_port, __be16 tun_flags, u8 vni[3], u8 opt_len, u8 *opt, bool xnet); -#endif +#endif /*ifdef CONFIG_INET */ + +#endif /*ifdef__NET_GENEVE_H */ diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig index c2035447e64..e682b48e070 100644 --- a/net/ipv4/Kconfig +++ b/net/ipv4/Kconfig @@ -309,6 +309,7 @@ config NET_IPVTI config NET_UDP_TUNNEL tristate + select NET_IP_TUNNEL default n config NET_FOU @@ -321,6 +322,20 @@ config NET_FOU network mechanisms and optimizations for UDP (such as ECMP and RSS) can be leveraged to provide better service. +config GENEVE + tristate "Generic Network Virtualization Encapsulation (Geneve)" + depends on INET + select NET_UDP_TUNNEL + ---help--- + This allows one to create Geneve virtual interfaces that provide + Layer 2 Networks over Layer 3 Networks. Geneve is often used + to tunnel virtual network infrastructure in virtualized environments. + For more information see: + http://tools.ietf.org/html/draft-gross-geneve-01 + + To compile this driver as a module, choose M here: the module + + config INET_AH tristate "IP: AH transformation" select XFRM_ALGO @@ -453,20 +468,6 @@ config TCP_CONG_BIC increase provides TCP friendliness. See http://www.csc.ncsu.edu/faculty/rhee/export/bitcp/ -config GENEVE - tristate "Generic Network Virtualization Encapsulation (Geneve)" - depends on INET - select NET_IP_TUNNEL - select NET_UDP_TUNNEL - ---help--- - This allows one to create Geneve virtual interfaces that provide - Layer 2 Networks over Layer 3 Networks. Geneve is often used - to tunnel virtual network infrastructure in virtualized environments. - For more information see: - http://tools.ietf.org/html/draft-gross-geneve-01 - - To compile this driver as a module, choose M here: the module - config TCP_CONG_CUBIC tristate "CUBIC TCP" default y -- 2.41.0