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skb_copy_and_csum_bits(): don't bother with the last argument

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it's always 0

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro
2020-07-10 20:07:10 -04:00
parent 9123e3a74e
commit 8d5930dfb7
8 changed files with 15 additions and 14 deletions
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4
net/ipv4/ip_output.c
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@@ -1126,7 +1126,7 @@ alloc_new_skb:
if (fraggap) {
skb->csum = skb_copy_and_csum_bits(
skb_prev, maxfraglen,
data + transhdrlen, fraggap, 0);
data + transhdrlen, fraggap);
skb_prev->csum = csum_sub(skb_prev->csum,
skb->csum);
data += fraggap;
@@ -1411,7 +1411,7 @@ ssize_t ip_append_page(struct sock *sk, struct flowi4 *fl4, struct page *page,
skb->csum = skb_copy_and_csum_bits(skb_prev,
maxfraglen,
skb_transport_header(skb),
fraggap, 0);
fraggap);
skb_prev->csum = csum_sub(skb_prev->csum,
skb->csum);
pskb_trim_unique(skb_prev, maxfraglen);