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authorJakub Kicinski <kuba@kernel.org>2020-12-04 00:42:13 +0100
committerJakub Kicinski <kuba@kernel.org>2020-12-04 00:44:09 +0100
commit55fd59b003f6e8fd88cf16590e79823d7ccf3026 (patch)
treef23b2225f1a00b80632d612428708d5a57ad330b /net/sched
parentMerge branch 'mptcp-reject-invalid-mp_join-requests-right-away' (diff)
parentMerge tag 'net-5.10-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/net... (diff)
downloadlinux-55fd59b003f6e8fd88cf16590e79823d7ccf3026.tar.xz
linux-55fd59b003f6e8fd88cf16590e79823d7ccf3026.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Conflicts: drivers/net/ethernet/ibm/ibmvnic.c Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/sched')
-rw-r--r--net/sched/act_mpls.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/net/sched/act_mpls.c b/net/sched/act_mpls.c
index 5c7456e5b5cf..d1486ea496a2 100644
--- a/net/sched/act_mpls.c
+++ b/net/sched/act_mpls.c
@@ -105,6 +105,9 @@ static int tcf_mpls_act(struct sk_buff *skb, const struct tc_action *a,
goto drop;
break;
case TCA_MPLS_ACT_MODIFY:
+ if (!pskb_may_pull(skb,
+ skb_network_offset(skb) + MPLS_HLEN))
+ goto drop;
new_lse = tcf_mpls_get_lse(mpls_hdr(skb), p, false);
if (skb_mpls_update_lse(skb, new_lse))
goto drop;