From: Toke Høiland-Jørgensen toke@redhat.com
[ Upstream commit b2100cc56fca8c51d28aa42a9f1fbcb2cf351996 ]
We shouldn't be using skb->protocol directly as that will miss cases with hardware-accelerated VLAN tags. Use the helper instead to get the right protocol number.
Reported-by: Kevin Darbyshire-Bryant kevin@darbyshire-bryant.me.uk Signed-off-by: Toke Høiland-Jørgensen toke@redhat.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- net/sched/sch_cake.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/net/sched/sch_cake.c +++ b/net/sched/sch_cake.c @@ -1526,7 +1526,7 @@ static u8 cake_handle_diffserv(struct sk { u8 dscp;
- switch (skb->protocol) { + switch (tc_skb_protocol(skb)) { case htons(ETH_P_IP): dscp = ipv4_get_dsfield(ip_hdr(skb)) >> 2; if (wash && dscp)