From be1b70ab21cbe8f8bb8ecf39eb34880882252773 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Fri, 21 Nov 2025 08:32:44 +0000 Subject: [PATCH] net: init shinfo->gso_segs from qdisc_pkt_len_init() Qdisc use shinfo->gso_segs for their pkts stats in bstats_update(), but this field needs to be initialized for SKB_GSO_DODGY users. Signed-off-by: Eric Dumazet Link: https://patch.msgid.link/20251121083256.674562-3-edumazet@google.com Signed-off-by: Paolo Abeni --- net/core/dev.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/net/core/dev.c b/net/core/dev.c index 46ce6c6107805..dba9eef8bd83d 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -4071,7 +4071,7 @@ EXPORT_SYMBOL_GPL(validate_xmit_skb_list); static void qdisc_pkt_len_init(struct sk_buff *skb) { - const struct skb_shared_info *shinfo = skb_shinfo(skb); + struct skb_shared_info *shinfo = skb_shinfo(skb); qdisc_skb_cb(skb)->pkt_len = skb->len; @@ -4112,6 +4112,7 @@ static void qdisc_pkt_len_init(struct sk_buff *skb) if (payload <= 0) return; gso_segs = DIV_ROUND_UP(payload, shinfo->gso_size); + shinfo->gso_segs = gso_segs; } qdisc_skb_cb(skb)->pkt_len += (gso_segs - 1) * hdr_len; } -- 2.47.3