ipv6: fix throw routes

Signed-off-by: Steven Barth <steven@midlink.org>

SVN-Revision: 44894
This commit is contained in:
Steven Barth 2015-03-19 15:46:03 +00:00
parent eff93e4027
commit 9b1840b861
5 changed files with 180 additions and 0 deletions

View file

@ -0,0 +1,36 @@
From 9cd600244515bd4540898411ab781a97f0cc387f Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Thu, 19 Mar 2015 11:54:50 +0100
Subject: [PATCH] ipv6: fix backtracking for throw routes
for throw routes to trigger evaluation of other policy rules
EAGAIN needs to be propagated up to fib_rules_lookup
similar to how its done for IPv4
A simple testcase for verification is:
ip -6 rule add lookup 33333 priority 33333
ip -6 route add throw 2001:db8::1
ip -6 route add 2001:db8::1 via fe80::1 dev wlan0 table 33333
ip route get 2001:db8::1
Signed-off-by: Steven Barth <cyrus@openwrt.org>
---
net/ipv6/fib6_rules.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index b4d5e1d..27ca796 100644
--- a/net/ipv6/fib6_rules.c
+++ b/net/ipv6/fib6_rules.c
@@ -104,6 +104,7 @@ static int fib6_rule_action(struct fib_rule *rule, struct flowi *flp,
goto again;
flp6->saddr = saddr;
}
+ err = rt->dst.error;
goto out;
}
again:
--
2.1.4

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@ -0,0 +1,36 @@
From 9cd600244515bd4540898411ab781a97f0cc387f Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Thu, 19 Mar 2015 11:54:50 +0100
Subject: [PATCH] ipv6: fix backtracking for throw routes
for throw routes to trigger evaluation of other policy rules
EAGAIN needs to be propagated up to fib_rules_lookup
similar to how its done for IPv4
A simple testcase for verification is:
ip -6 rule add lookup 33333 priority 33333
ip -6 route add throw 2001:db8::1
ip -6 route add 2001:db8::1 via fe80::1 dev wlan0 table 33333
ip route get 2001:db8::1
Signed-off-by: Steven Barth <cyrus@openwrt.org>
---
net/ipv6/fib6_rules.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index b4d5e1d..27ca796 100644
--- a/net/ipv6/fib6_rules.c
+++ b/net/ipv6/fib6_rules.c
@@ -104,6 +104,7 @@ static int fib6_rule_action(struct fib_rule *rule, struct flowi *flp,
goto again;
flp6->saddr = saddr;
}
+ err = rt->dst.error;
goto out;
}
again:
--
2.1.4

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@ -0,0 +1,36 @@
From 9cd600244515bd4540898411ab781a97f0cc387f Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Thu, 19 Mar 2015 11:54:50 +0100
Subject: [PATCH] ipv6: fix backtracking for throw routes
for throw routes to trigger evaluation of other policy rules
EAGAIN needs to be propagated up to fib_rules_lookup
similar to how its done for IPv4
A simple testcase for verification is:
ip -6 rule add lookup 33333 priority 33333
ip -6 route add throw 2001:db8::1
ip -6 route add 2001:db8::1 via fe80::1 dev wlan0 table 33333
ip route get 2001:db8::1
Signed-off-by: Steven Barth <cyrus@openwrt.org>
---
net/ipv6/fib6_rules.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index b4d5e1d..27ca796 100644
--- a/net/ipv6/fib6_rules.c
+++ b/net/ipv6/fib6_rules.c
@@ -104,6 +104,7 @@ static int fib6_rule_action(struct fib_rule *rule, struct flowi *flp,
goto again;
flp6->saddr = saddr;
}
+ err = rt->dst.error;
goto out;
}
again:
--
2.1.4

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@ -0,0 +1,36 @@
From 9cd600244515bd4540898411ab781a97f0cc387f Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Thu, 19 Mar 2015 11:54:50 +0100
Subject: [PATCH] ipv6: fix backtracking for throw routes
for throw routes to trigger evaluation of other policy rules
EAGAIN needs to be propagated up to fib_rules_lookup
similar to how its done for IPv4
A simple testcase for verification is:
ip -6 rule add lookup 33333 priority 33333
ip -6 route add throw 2001:db8::1
ip -6 route add 2001:db8::1 via fe80::1 dev wlan0 table 33333
ip route get 2001:db8::1
Signed-off-by: Steven Barth <cyrus@openwrt.org>
---
net/ipv6/fib6_rules.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index b4d5e1d..27ca796 100644
--- a/net/ipv6/fib6_rules.c
+++ b/net/ipv6/fib6_rules.c
@@ -104,6 +104,7 @@ static int fib6_rule_action(struct fib_rule *rule, struct flowi *flp,
goto again;
flp6->saddr = saddr;
}
+ err = rt->dst.error;
goto out;
}
again:
--
2.1.4

View file

@ -0,0 +1,36 @@
From 9cd600244515bd4540898411ab781a97f0cc387f Mon Sep 17 00:00:00 2001
From: Steven Barth <steven@midlink.org>
Date: Thu, 19 Mar 2015 11:54:50 +0100
Subject: [PATCH] ipv6: fix backtracking for throw routes
for throw routes to trigger evaluation of other policy rules
EAGAIN needs to be propagated up to fib_rules_lookup
similar to how its done for IPv4
A simple testcase for verification is:
ip -6 rule add lookup 33333 priority 33333
ip -6 route add throw 2001:db8::1
ip -6 route add 2001:db8::1 via fe80::1 dev wlan0 table 33333
ip route get 2001:db8::1
Signed-off-by: Steven Barth <cyrus@openwrt.org>
---
net/ipv6/fib6_rules.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c
index b4d5e1d..27ca796 100644
--- a/net/ipv6/fib6_rules.c
+++ b/net/ipv6/fib6_rules.c
@@ -104,6 +104,7 @@ static int fib6_rule_action(struct fib_rule *rule, struct flowi *flp,
goto again;
flp6->saddr = saddr;
}
+ err = rt->dst.error;
goto out;
}
again:
--
2.1.4