netdev - [RFC net-next 06/11] net: Replace calls to vrf_dev_get

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Message-Id: <1442595985-7049-7-git-send-email-dsa@cumulusnetworks.com>
Date:	Fri, 18 Sep 2015 10:06:20 -0700
From:	David Ahern <dsa@...ulusnetworks.com>
To:	netdev@...r.kernel.org
Cc:	shm@...ulusnetworks.com, roopa@...ulusnetworks.com,
	nikolay@...ulusnetworks.com, gospo@...ulusnetworks.com,
	David Ahern <dsa@...ulusnetworks.com>
Subject: [RFC net-next 06/11] net: Replace calls to vrf_dev_get_rth

Replace calls to vrf_dev_get_rth with l3mdev_get_rtable.
The check on the flow flags is handled in the l3mdev operation.

Signed-off-by: David Ahern <dsa@...ulusnetworks.com>
---
 include/net/vrf.h | 22 ----------------------
 net/ipv4/route.c  |  9 ++++-----
 2 files changed, 4 insertions(+), 27 deletions(-)

diff --git a/include/net/vrf.h b/include/net/vrf.h
index b05b96646e2a..5bba1535ba73 100644
--- a/include/net/vrf.h
+++ b/include/net/vrf.h
@@ -32,26 +32,4 @@ struct net_vrf {
 	u32			tb_id;
 };
 
-
-#if IS_ENABLED(CONFIG_NET_VRF)
-/* caller has already checked netif_is_l3_master(dev) */
-static inline struct rtable *vrf_dev_get_rth(const struct net_device *dev)
-{
-	struct rtable *rth = ERR_PTR(-ENETUNREACH);
-	struct net_vrf *vrf = netdev_priv(dev);
-
-	if (vrf) {
-		rth = vrf->rth;
-		atomic_inc(&rth->dst.__refcnt);
-	}
-	return rth;
-}
-
-#else
-static inline struct rtable *vrf_dev_get_rth(const struct net_device *dev)
-{
-	return ERR_PTR(-ENETUNREACH);
-}
-#endif
-
 #endif /* __LINUX_NET_VRF_H */
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 90cf915c36d9..af610bba3451 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -112,7 +112,6 @@
 #endif
 #include <net/secure_seq.h>
 #include <net/ip_tunnels.h>
-#include <net/vrf.h>
 #include <net/l3mdev.h>
 
 #define RT_FL_TOS(oldflp4) \
@@ -2127,10 +2126,10 @@ struct rtable *__ip_route_output_key(struct net *net, struct flowi4 *fl4)
 				fl4->saddr = inet_select_addr(dev_out, 0,
 							      RT_SCOPE_HOST);
 		}
-		if (netif_is_l3_master(dev_out) &&
-		    !(fl4->flowi4_flags & FLOWI_FLAG_VRFSRC)) {
-			rth = vrf_dev_get_rth(dev_out);
-			goto out;
+		if (netif_is_l3_master(dev_out)) {
+			rth = l3mdev_get_rtable(dev_out, fl4);
+			if (rth)
+				goto out;
 		}
 	}
 
-- 
1.9.1

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