diff mbox series

[v5,net-next,1/3] net/sched: fix miss init the mru in qdisc_skb_cb

Message ID 1604791828-7431-2-git-send-email-wenxu@ucloud.cn
State Changes Requested
Delegated to: David Miller
Headers show
Series net/sched: fix over mtu packet of defrag in | expand

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jkicinski/patch_count success Link
jkicinski/tree_selection success Clearly marked for net-next
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jkicinski/source_inline success Was 0 now: 0
jkicinski/verify_signedoff success Link
jkicinski/module_param success Was 0 now: 0
jkicinski/build_32bit success Errors and warnings before: 10 this patch: 10
jkicinski/kdoc success Errors and warnings before: 0 this patch: 0
jkicinski/verify_fixes success Link
jkicinski/checkpatch success total: 0 errors, 0 warnings, 0 checks, 14 lines checked
jkicinski/build_allmodconfig_warn success Errors and warnings before: 10 this patch: 10
jkicinski/header_inline success Link
jkicinski/stable success Stable not CCed

Commit Message

wenxu Nov. 7, 2020, 11:30 p.m. UTC 
From: wenxu <wenxu@ucloud.cn>

The mru in the qdisc_skb_cb should be init as 0. Only defrag packets in the
act_ct will set the value.

Fixes: 038ebb1a713d ("net/sched: act_ct: fix miss set mru for ovs after defrag in act_ct")
Signed-off-by: wenxu <wenxu@ucloud.cn>
---
v5: new patch

 net/core/dev.c | 2 ++
 1 file changed, 2 insertions(+)
diff mbox series

Patch

diff --git a/net/core/dev.c b/net/core/dev.c
index 751e526..a40de66 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -3865,6 +3865,7 @@  int dev_loopback_xmit(struct net *net, struct sock *sk, struct sk_buff *skb)
 		return skb;
 
 	/* qdisc_skb_cb(skb)->pkt_len was already set by the caller. */
+	qdisc_skb_cb(skb)->mru = 0;
 	mini_qdisc_bstats_cpu_update(miniq, skb);
 
 	switch (tcf_classify(skb, miniq->filter_list, &cl_res, false)) {
@@ -4950,6 +4951,7 @@  static __latent_entropy void net_tx_action(struct softirq_action *h)
 	}
 
 	qdisc_skb_cb(skb)->pkt_len = skb->len;
+	qdisc_skb_cb(skb)->mru = 0;
 	skb->tc_at_ingress = 1;
 	mini_qdisc_bstats_cpu_update(miniq, skb);