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Message-Id: <20190505181620.12220-1-dsahern@kernel.org> Date: Sun, 5 May 2019 11:16:20 -0700 From: David Ahern <dsahern@...nel.org> To: davem@...emloft.net Cc: netdev@...r.kernel.org, David Ahern <dsahern@...il.com> Subject: [PATCH net] ipv4: Define __ipv4_neigh_lookup_noref when CONFIG_INET is disabled From: David Ahern <dsahern@...il.com> Define __ipv4_neigh_lookup_noref to return NULL when CONFIG_INET is disabled. Fixes: 4b2a2bfeb3f0 ("neighbor: Call __ipv4_neigh_lookup_noref in neigh_xmit") Reported-by: kbuild test robot <lkp@...el.com> Signed-off-by: David Ahern <dsahern@...il.com> --- include/net/arp.h | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/include/net/arp.h b/include/net/arp.h index 977aabfcdc03..c8f580a0e6b1 100644 --- a/include/net/arp.h +++ b/include/net/arp.h @@ -18,6 +18,7 @@ static inline u32 arp_hashfn(const void *pkey, const struct net_device *dev, u32 return val * hash_rnd[0]; } +#ifdef CONFIG_INET static inline struct neighbour *__ipv4_neigh_lookup_noref(struct net_device *dev, u32 key) { if (dev->flags & (IFF_LOOPBACK | IFF_POINTOPOINT)) @@ -25,6 +26,13 @@ static inline struct neighbour *__ipv4_neigh_lookup_noref(struct net_device *dev return ___neigh_lookup_noref(&arp_tbl, neigh_key_eq32, arp_hashfn, &key, dev); } +#else +static inline +struct neighbour *__ipv4_neigh_lookup_noref(struct net_device *dev, u32 key) +{ + return NULL; +} +#endif static inline struct neighbour *__ipv4_neigh_lookup(struct net_device *dev, u32 key) { -- 2.11.0
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