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authorDavid Ahern <dsa@cumulusnetworks.com>2015-10-05 08:51:25 -0700
committerDavid S. Miller <davem@davemloft.net>2015-10-07 04:27:44 -0700
commit3ce58d84358c7b477811b5100152fad848f936fc (patch)
treebe2bfdfeddad87ab8f9374e91063213982e24ffa /net/ipv4/route.c
parentnet: Add netif_is_l3_slave (diff)
downloadlinux-dev-3ce58d84358c7b477811b5100152fad848f936fc.tar.xz
linux-dev-3ce58d84358c7b477811b5100152fad848f936fc.zip
net: Refactor path selection in __ip_route_output_key_hash
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>
Diffstat (limited to 'net/ipv4/route.c')
-rw-r--r--net/ipv4/route.c16
1 files changed, 1 insertions, 15 deletions
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 54297d3a0559..54e6f456a760 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -2238,21 +2238,7 @@ struct rtable *__ip_route_output_key_hash(struct net *net, struct flowi4 *fl4,
goto make_route;
}
-#ifdef CONFIG_IP_ROUTE_MULTIPATH
- if (res.fi->fib_nhs > 1 && fl4->flowi4_oif == 0) {
- if (mp_hash < 0)
- mp_hash = fib_multipath_hash(fl4->saddr, fl4->daddr);
- fib_select_multipath(&res, mp_hash);
- }
- else
-#endif
- if (!res.prefixlen &&
- res.table->tb_num_default > 1 &&
- res.type == RTN_UNICAST && !fl4->flowi4_oif)
- fib_select_default(fl4, &res);
-
- if (!fl4->saddr)
- fl4->saddr = FIB_RES_PREFSRC(net, res);
+ fib_select_path(net, &res, fl4, mp_hash);
dev_out = FIB_RES_DEV(res);
fl4->flowi4_oif = dev_out->ifindex;