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-rw-r--r--net/ipv4/ip_output.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 0b02417..4233cbe 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -533,6 +533,11 @@ int ip_do_fragment(struct net *net, struct sock *sk, struct sk_buff *skb,
dev = rt->dst.dev;
+ /* for offloaded checksums cleanup checksum before fragmentation */
+ if (skb->ip_summed == CHECKSUM_PARTIAL &&
+ (err = skb_checksum_help(skb)))
+ goto fail;
+
/*
* Point into the IP datagram header.
*/
@@ -657,9 +662,6 @@ slow_path_clean:
}
slow_path:
- /* for offloaded checksums cleanup checksum before fragmentation */
- if ((skb->ip_summed == CHECKSUM_PARTIAL) && skb_checksum_help(skb))
- goto fail;
iph = ip_hdr(skb);
left = skb->len - hlen; /* Space per frame */
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