| From | Greg Kroah-Hartman <> | Subject | [PATCH 5.4 434/475] ipv6: Fix stats accounting in ip6_pkt_drop | Date | Thu, 14 Apr 2022 15:13:39 +0200 |
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From: David Ahern <dsahern@kernel.org>
[ Upstream commit 1158f79f82d437093aeed87d57df0548bdd68146 ]
VRF devices are the loopbacks for VRFs, and a loopback can not be assigned to a VRF. Accordingly, the condition in ip6_pkt_drop should be '||' not '&&'.
Fixes: 1d3fd8a10bed ("vrf: Use orig netdev to count Ip6InNoRoutes and a fresh route lookup when sending dest unreach") Reported-by: Pudak, Filip <Filip.Pudak@windriver.com> Reported-by: Xiao, Jiguang <Jiguang.Xiao@windriver.com> Signed-off-by: David Ahern <dsahern@kernel.org> Link: https://lore.kernel.org/r/20220404150908.2937-1-dsahern@kernel.org Signed-off-by: Paolo Abeni <pabeni@redhat.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- net/ipv6/route.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 2a13394ab854..619d9dffa9e4 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -4403,7 +4403,7 @@ static int ip6_pkt_drop(struct sk_buff *skb, u8 code, int ipstats_mib_noroutes) struct inet6_dev *idev; int type; - if (netif_is_l3_master(skb->dev) && + if (netif_is_l3_master(skb->dev) || dst->dev == net->loopback_dev) idev = __in6_dev_get_safely(dev_get_by_index_rcu(net, IP6CB(skb)->iif)); else -- 2.35.1
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