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| author |   Jason Gunthorpe <jgg@nvidia.com> | 2021-12-14 20:18:48 -0400 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2021-12-14 20:18:48 -0400 |
| commit | 4922f0920966c28d674b03479cdcb7f3939bfbbd (patch) | |
| tree | 6a8b3972ff853fc0addcfab662d33354124f7fdb /net/ipv4/tcp.c | |
| parent | RDMA/cma: Let cma_resolve_ib_dev() continue search even after empty entry (diff) | |
| parent | Linux 5.16-rc5 (diff) | |
| download | linux-dev-4922f0920966c28d674b03479cdcb7f3939bfbbd.tar.xz linux-dev-4922f0920966c28d674b03479cdcb7f3939bfbbd.zip | |
Merge tag 'v5.16-rc5' into rdma.git for-next
Required due to dependencies in following patches.
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'net/ipv4/tcp.c')
| -rw-r--r-- | net/ipv4/tcp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index b7796b4cf0a0..bbb3d39c69af 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1758,6 +1758,9 @@ static skb_frag_t *skb_advance_to_frag(struct sk_buff *skb, u32 offset_skb, { skb_frag_t *frag; + if (unlikely(offset_skb >= skb->len)) + return NULL; + offset_skb -= skb_headlen(skb); if ((int)offset_skb < 0 || skb_has_frag_list(skb)) return NULL; |