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-rw-r--r--net/ipv4/ip_fragment.c26
1 files changed, 6 insertions, 20 deletions
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index a50dc6d408d1..4d3fffafbe24 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -522,7 +522,6 @@ static int ip_frag_reasm(struct ipq *qp, struct sk_buff *prev,
int len;
int ihlen;
int err;
- int sum_truesize;
u8 ecn;
ipq_kill(qp);
@@ -590,32 +589,19 @@ static int ip_frag_reasm(struct ipq *qp, struct sk_buff *prev,
add_frag_mem_limit(&qp->q, clone->truesize);
}
+ skb_shinfo(head)->frag_list = head->next;
skb_push(head, head->data - skb_network_header(head));
- sum_truesize = head->truesize;
- for (fp = head->next; fp;) {
- bool headstolen;
- int delta;
- struct sk_buff *next = fp->next;
-
- sum_truesize += fp->truesize;
+ for (fp=head->next; fp; fp = fp->next) {
+ head->data_len += fp->len;
+ head->len += fp->len;
if (head->ip_summed != fp->ip_summed)
head->ip_summed = CHECKSUM_NONE;
else if (head->ip_summed == CHECKSUM_COMPLETE)
head->csum = csum_add(head->csum, fp->csum);
-
- if (skb_try_coalesce(head, fp, &headstolen, &delta)) {
- kfree_skb_partial(fp, headstolen);
- } else {
- if (!skb_shinfo(head)->frag_list)
- skb_shinfo(head)->frag_list = fp;
- head->data_len += fp->len;
- head->len += fp->len;
- head->truesize += fp->truesize;
- }
- fp = next;
+ head->truesize += fp->truesize;
}
- sub_frag_mem_limit(&qp->q, sum_truesize);
+ sub_frag_mem_limit(&qp->q, head->truesize);
head->next = NULL;
head->dev = dev;