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author | Jakub Kicinski <kuba@kernel.org> | 2023-10-26 13:42:19 -0700 |
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committer | Jakub Kicinski <kuba@kernel.org> | 2023-10-26 13:46:28 -0700 |
commit | ec4c20ca09831ddba8fac10a7d82a9902e96e717 (patch) | |
tree | e356e6fe760bebff03330bf6f21f0823b87854bd /drivers/net/gtp.c | |
parent | ef113733c288eccadc105579b8e8c1bfdcc09ad1 (diff) | |
parent | c17cda15cc86e65e9725641daddcd7a63cc9ad01 (diff) | |
download | lwn-ec4c20ca09831ddba8fac10a7d82a9902e96e717.tar.gz lwn-ec4c20ca09831ddba8fac10a7d82a9902e96e717.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Cross-merge networking fixes after downstream PR.
Conflicts:
net/mac80211/rx.c
91535613b609 ("wifi: mac80211: don't drop all unprotected public action frames")
6c02fab72429 ("wifi: mac80211: split ieee80211_drop_unencrypted_mgmt() return value")
Adjacent changes:
drivers/net/ethernet/apm/xgene/xgene_enet_main.c
61471264c018 ("net: ethernet: apm: Convert to platform remove callback returning void")
d2ca43f30611 ("net: xgene: Fix unused xgene_enet_of_match warning for !CONFIG_OF")
net/vmw_vsock/virtio_transport.c
64c99d2d6ada ("vsock/virtio: support to send non-linear skb")
53b08c498515 ("vsock/virtio: initialize the_virtio_vsock before using VQs")
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/gtp.c')
-rw-r--r-- | drivers/net/gtp.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c index b3aa0c3d5826..b1919278e931 100644 --- a/drivers/net/gtp.c +++ b/drivers/net/gtp.c @@ -872,8 +872,9 @@ static int gtp_build_skb_ip4(struct sk_buff *skb, struct net_device *dev, skb_dst_update_pmtu_no_confirm(skb, mtu); - if (!skb_is_gso(skb) && (iph->frag_off & htons(IP_DF)) && - mtu < ntohs(iph->tot_len)) { + if (iph->frag_off & htons(IP_DF) && + ((!skb_is_gso(skb) && skb->len > mtu) || + (skb_is_gso(skb) && !skb_gso_validate_network_len(skb, mtu)))) { netdev_dbg(dev, "packet too big, fragmentation needed\n"); icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, htonl(mtu)); |