[PATCH net-next] net: flow: Remove unused inline function

[YueHaibing]

It is not used since commit 09c7570480f7 ("xfrm: remove flow cache")

Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
---
 include/net/flow.h | 18 ------------------
 1 file changed, 18 deletions(-)

diff --git a/include/net/flow.h b/include/net/flow.h
index a50fb77a0b27..929d3ca614d0 100644
--- a/include/net/flow.h
+++ b/include/net/flow.h
@@ -204,24 +204,6 @@ static inline struct flowi *flowidn_to_flowi(struct flowidn *fldn)
 	return container_of(fldn, struct flowi, u.dn);
 }
 
-typedef unsigned long flow_compare_t;
-
-static inline unsigned int flow_key_size(u16 family)
-{
-	switch (family) {
-	case AF_INET:
-		BUILD_BUG_ON(sizeof(struct flowi4) % sizeof(flow_compare_t));
-		return sizeof(struct flowi4) / sizeof(flow_compare_t);
-	case AF_INET6:
-		BUILD_BUG_ON(sizeof(struct flowi6) % sizeof(flow_compare_t));
-		return sizeof(struct flowi6) / sizeof(flow_compare_t);
-	case AF_DECnet:
-		BUILD_BUG_ON(sizeof(struct flowidn) % sizeof(flow_compare_t));
-		return sizeof(struct flowidn) / sizeof(flow_compare_t);
-	}
-	return 0;
-}
-
 __u32 __get_hash_from_flowi6(const struct flowi6 *fl6, struct flow_keys *keys);
 
 #endif
-- 
2.17.1