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net: Refactor path selection in __ip_route_output_key_hash

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VRF device needs the same path selection following lookup to set source
address. Rather than duplicating code, move existing code into a
function that is exported to modules.

Code move only; no functional change.

Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Ahern
2015-10-05 08:51:25 -07:00
committed by David S. Miller
parent fee6d4c777
commit 3ce58d8435
3 changed files with 24 additions and 15 deletions
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2
include/net/ip_fib.h
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@@ -329,6 +329,8 @@ static inline int fib_multipath_hash(__be32 saddr, __be32 daddr)
}
void fib_select_multipath(struct fib_result *res, int hash);
void fib_select_path(struct net *net, struct fib_result *res,
struct flowi4 *fl4, int mp_hash);
/* Exported by fib_trie.c */
void fib_trie_init(void);