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Commit 5b707aaa authored by Denis V. Lunev's avatar Denis V. Lunev Committed by David S. Miller
Browse files

[NETNS]: Pass correct namespace in fib_validate_source. 



Correct network namespace is available inside fib_validate_source. It
can be obtained from the device passed in. The device is not NULL as
in_device is obtained from it just above.

Signed-off-by: default avatarDenis V. Lunev <den@openvz.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7fee0ca2

net/ipv4/fib_frontend.c

+4 −2
Original line number Diff line number Diff line
@@ -228,6 +228,7 @@ int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif, 
	struct fib_result res;

	int no_addr, rpf;

	int ret;

	struct net *net;



	no_addr = rpf = 0;

	rcu_read_lock();
@@ -241,7 +242,8 @@ int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif, 
	if (in_dev == NULL)

		goto e_inval;



	if (fib_lookup(&init_net, &fl, &res))

	net = dev->nd_net;

	if (fib_lookup(net, &fl, &res))

		goto last_resort;

	if (res.type != RTN_UNICAST)

		goto e_inval_res;
@@ -265,7 +267,7 @@ int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif, 
	fl.oif = dev->ifindex;



	ret = 0;

	if (fib_lookup(&init_net, &fl, &res) == 0) {

	if (fib_lookup(net, &fl, &res) == 0) {

		if (res.type == RTN_UNICAST) {

			*spec_dst = FIB_RES_PREFSRC(res);

			ret = FIB_RES_NH(res).nh_scope >= RT_SCOPE_HOST;