Hi! > [ Upstream commit 2fbc6e89b2f1403189e624cabaf73e189c5e50c6 ] > > Kfir reported that pmtu exceptions are not created properly for > deployments where multipath routes use the same device.
This is mismerged (in a way that does not affect functionality):
> @@ -779,6 +779,8 @@ static void __ip_do_redirect(struct rtab
> if (fib_lookup(net, fl4, &res, 0) == 0) {
> struct fib_nh *nh = &FIB_RES_NH(res);
>
> + fib_select_path(net, &res, fl4, skb);
> + nh = &FIB_RES_NH(res);
> update_or_create_fnhe(nh, fl4->daddr, new_gw,
> 0, false,
nh is assigned value that is never used. Mainline patch removes the
assignment (but variable has different type).
4.19 should delete the assignment, too.
Best regards,
Pavel
Signed-off-by: Pavel Machek (CIP) <[email protected]>
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index f60e28418ece..84de87b7eedc 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -777,7 +777,7 @@ static void __ip_do_redirect(struct rtable *rt, struct
sk_buff *skb, struct flow
neigh_event_send(n, NULL);
} else {
if (fib_lookup(net, fl4, &res, 0) == 0) {
- struct fib_nh *nh = &FIB_RES_NH(res);
+ struct fib_nh *nh;
fib_select_path(net, &res, fl4, skb);
nh = &FIB_RES_NH(res);
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures)
http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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