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| author |   Thomas Gleixner <tglx@linutronix.de> | 2024-08-02 14:10:55 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2024-08-02 14:10:55 +0200 |
| commit | 4436e6da008fee87d54c038e983e5be9a6baf8fb (patch) | |
| tree | 265a15efcf6f17e0e32e258d66b274fc5cad41d4 /net/ipv4/udp_offload.c | |
| parent | x86/mm: Cleanup prctl_enable_tagged_addr() nr_bits error checking (diff) | |
| parent | Linux 6.11-rc1 (diff) | |
| download | wireguard-linux-4436e6da008fee87d54c038e983e5be9a6baf8fb.tar.xz wireguard-linux-4436e6da008fee87d54c038e983e5be9a6baf8fb.zip | |
Merge branch 'linus' into x86/mm
Bring x86 and selftests up to date
Diffstat (limited to 'net/ipv4/udp_offload.c')
| -rw-r--r-- | net/ipv4/udp_offload.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/net/ipv4/udp_offload.c b/net/ipv4/udp_offload.c index 59448a2dbf2c..aa2e0a28ca61 100644 --- a/net/ipv4/udp_offload.c +++ b/net/ipv4/udp_offload.c @@ -357,6 +357,14 @@ struct sk_buff *__udp_gso_segment(struct sk_buff *gso_skb, else uh->check = gso_make_checksum(seg, ~check) ? : CSUM_MANGLED_0; + /* On the TX path, CHECKSUM_NONE and CHECKSUM_UNNECESSARY have the same + * meaning. However, check for bad offloads in the GSO stack expects the + * latter, if the checksum was calculated in software. To vouch for the + * segment skbs we actually need to set it on the gso_skb. + */ + if (gso_skb->ip_summed == CHECKSUM_NONE) + gso_skb->ip_summed = CHECKSUM_UNNECESSARY; + /* update refcount for the packet */ if (copy_dtor) { int delta = sum_truesize - gso_skb->truesize; |