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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-12-10 10:17:45 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-12-10 10:17:45 +0100 |
| commit | 9c96f401e91a4358eb4a5e227c1521dea1c20127 (patch) | |
| tree | e8a0b78324510ba6133c58cc05b2cb2f3876745e /net/ipv4/ip_fragment.c | |
| parent | 1528e40fd7d382e9668d3a1876a83d30bb04d554 (diff) | |
| parent | 40e020c129cfc991e8ab4736d2665351ffd1468d (diff) | |
| download | linux-9c96f401e91a4358eb4a5e227c1521dea1c20127.tar.gz | |
Merge 4.20-rc6 into tty-next
We want the TTY changes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/ipv4/ip_fragment.c')
| -rw-r--r-- | net/ipv4/ip_fragment.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index d6ee343fdb86..aa0b22697998 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -515,6 +515,7 @@ static int ip_frag_reasm(struct ipq *qp, struct sk_buff *skb, struct rb_node *rbn; int len; int ihlen; + int delta; int err; u8 ecn; @@ -556,10 +557,16 @@ static int ip_frag_reasm(struct ipq *qp, struct sk_buff *skb, if (len > 65535) goto out_oversize; + delta = - head->truesize; + /* Head of list must not be cloned. */ if (skb_unclone(head, GFP_ATOMIC)) goto out_nomem; + delta += head->truesize; + if (delta) + add_frag_mem_limit(qp->q.net, delta); + /* If the first fragment is fragmented itself, we split * it to two chunks: the first with data and paged part * and the second, holding only fragments. */ |