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author | Toke Høiland-Jørgensen <toke@redhat.com> | 2019-04-04 16:01:33 +0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-04-27 10:36:32 +0300 |
commit | 490532225e20f2c3ef763c7da2c4e090ac42318a (patch) | |
tree | 64dee82a1d17389e1dbe824542309172517f15eb /net | |
parent | 5f72cb2ab51d242158b6b963365d70f88844b983 (diff) | |
download | linux-490532225e20f2c3ef763c7da2c4e090ac42318a.tar.xz |
sch_cake: Use tc_skb_protocol() helper for getting packet protocol
[ 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>
Diffstat (limited to 'net')
-rw-r--r-- | net/sched/sch_cake.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/sched/sch_cake.c b/net/sched/sch_cake.c index 793016d722ec..c5e87d1c26eb 100644 --- a/net/sched/sch_cake.c +++ b/net/sched/sch_cake.c @@ -1526,7 +1526,7 @@ static u8 cake_handle_diffserv(struct sk_buff *skb, u16 wash) { 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) |