ip_rt_get_source is the infamous place for which dst_ifdown kludges have
been implemented. This means that rt->u.dst.dev can be safely dereferrenced
obtain nd_net.
Signed-off-by: Denis V. Lunev <den@xxxxxxxxxx>
---
net/ipv4/route.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index b3c6122..ede0571 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1559,7 +1559,7 @@ void ip_rt_get_source(u8 *addr, struct rtable *rt)
if (rt->fl.iif == 0)
src = rt->rt_src;
- else if (fib_lookup(&init_net, &rt->fl, &res) == 0) {
+ else if (fib_lookup(rt->u.dst.dev->nd_net, &rt->fl, &res) == 0) {
src = FIB_RES_PREFSRC(res);
fib_res_put(&res);
} else
--
1.5.3.rc5
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