From: Davide Caratti Date: Tue, 17 Sep 2019 09:30:55 +0000 (+0200) Subject: net/sched: act_sample: don't push mac header on ip6gre ingress X-Git-Tag: v5.4-rc1~14^2~81 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=92974a1d006ad8b30d53047c70974c9e065eb7df;p=platform%2Fkernel%2Flinux-rpi.git net/sched: act_sample: don't push mac header on ip6gre ingress current 'sample' action doesn't push the mac header of ingress packets if they are received by a layer 3 tunnel (like gre or sit); but it forgot to check for gre over ipv6, so the following script: # tc q a dev $d clsact # tc f a dev $d ingress protocol ip flower ip_proto icmp action sample \ > group 100 rate 1 # psample -v -g 100 dumps everything, including outer header and mac, when $d is a gre tunnel over ipv6. Fix this adding a missing label for ARPHRD_IP6GRE devices. Fixes: 5c5670fae430 ("net/sched: Introduce sample tc action") Signed-off-by: Davide Caratti Reviewed-by: Yotam Gigi Signed-off-by: Jakub Kicinski --- diff --git a/net/sched/act_sample.c b/net/sched/act_sample.c index 692c4c9..514456a 100644 --- a/net/sched/act_sample.c +++ b/net/sched/act_sample.c @@ -146,6 +146,7 @@ static bool tcf_sample_dev_ok_push(struct net_device *dev) case ARPHRD_TUNNEL6: case ARPHRD_SIT: case ARPHRD_IPGRE: + case ARPHRD_IP6GRE: case ARPHRD_VOID: case ARPHRD_NONE: return false;