netdev - [PATCH net 3/4] net/core: move ipv6 gro function declarations to net/ipv6

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Date:   Tue,  2 Feb 2021 15:55:43 +0200
From:   Leon Romanovsky <leon@...nel.org>
To:     Jakub Kicinski <kuba@...nel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Pablo Neira Ayuso <pablo@...filter.org>
Cc:     Leon Romanovsky <leonro@...dia.com>, coreteam@...filter.org,
        Eric Dumazet <edumazet@...gle.com>,
        Florian Westphal <fw@...len.de>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        Jozsef Kadlecsik <kadlec@...filter.org>,
        Julian Anastasov <ja@....bg>, linux-kernel@...r.kernel.org,
        lvs-devel@...r.kernel.org, Matteo Croce <mcroce@...hat.com>,
        netdev@...r.kernel.org, netfilter-devel@...r.kernel.org,
        Simon Horman <horms@...ge.net.au>
Subject: [PATCH net 3/4] net/core: move ipv6 gro function declarations to net/ipv6

From: Leon Romanovsky <leonro@...dia.com>

Fir the following compilation warnings:
 1031 | INDIRECT_CALLABLE_SCOPE void udp_v6_early_demux(struct sk_buff *skb)

net/ipv6/ip6_offload.c:182:41: warning: no previous prototype for ‘ipv6_gro_receive’ [-Wmissing-prototypes]
  182 | INDIRECT_CALLABLE_SCOPE struct sk_buff *ipv6_gro_receive(struct list_head *head,
      |                                         ^~~~~~~~~~~~~~~~
net/ipv6/ip6_offload.c:320:29: warning: no previous prototype for ‘ipv6_gro_complete’ [-Wmissing-prototypes]
  320 | INDIRECT_CALLABLE_SCOPE int ipv6_gro_complete(struct sk_buff *skb, int nhoff)
      |                             ^~~~~~~~~~~~~~~~~
net/ipv6/ip6_offload.c:182:41: warning: no previous prototype for ‘ipv6_gro_receive’ [-Wmissing-prototypes]
  182 | INDIRECT_CALLABLE_SCOPE struct sk_buff *ipv6_gro_receive(struct list_head *head,
      |                                         ^~~~~~~~~~~~~~~~
net/ipv6/ip6_offload.c:320:29: warning: no previous prototype for ‘ipv6_gro_complete’ [-Wmissing-prototypes]
  320 | INDIRECT_CALLABLE_SCOPE int ipv6_gro_complete(struct sk_buff *skb, int nhoff)

Fixes: aaa5d90b395a ("net: use indirect call wrappers at GRO network layer")
Signed-off-by: Leon Romanovsky <leonro@...dia.com>
---
 include/net/ipv6.h | 3 +++
 net/core/dev.c     | 4 +---
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index bd1f396cc9c7..68676e6bd4b1 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -1265,4 +1265,7 @@ static inline void ip6_sock_set_recvpktinfo(struct sock *sk)
 	release_sock(sk);
 }

+INDIRECT_CALLABLE_DECLARE(struct sk_buff *ipv6_gro_receive(struct list_head *,
+							   struct sk_buff *));
+INDIRECT_CALLABLE_DECLARE(int ipv6_gro_complete(struct sk_buff *, int));
 #endif /* _NET_IPV6_H */
diff --git a/net/core/dev.c b/net/core/dev.c
index c360bb5367e2..9a3d8768524b 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -101,6 +101,7 @@
 #include <net/dsa.h>
 #include <net/dst.h>
 #include <net/dst_metadata.h>
+#include <net/ipv6.h>
 #include <net/pkt_sched.h>
 #include <net/pkt_cls.h>
 #include <net/checksum.h>
@@ -5743,7 +5744,6 @@ static void gro_normal_one(struct napi_struct *napi, struct sk_buff *skb)
 }

 INDIRECT_CALLABLE_DECLARE(int inet_gro_complete(struct sk_buff *, int));
-INDIRECT_CALLABLE_DECLARE(int ipv6_gro_complete(struct sk_buff *, int));
 static int napi_gro_complete(struct napi_struct *napi, struct sk_buff *skb)
 {
 	struct packet_offload *ptype;
@@ -5914,8 +5914,6 @@ static void gro_flush_oldest(struct napi_struct *napi, struct list_head *head)

 INDIRECT_CALLABLE_DECLARE(struct sk_buff *inet_gro_receive(struct list_head *,
 							   struct sk_buff *));
-INDIRECT_CALLABLE_DECLARE(struct sk_buff *ipv6_gro_receive(struct list_head *,
-							   struct sk_buff *));
 static enum gro_result dev_gro_receive(struct napi_struct *napi, struct sk_buff *skb)
 {
 	u32 hash = skb_get_hash_raw(skb) & (GRO_HASH_BUCKETS - 1);
--
2.29.2